Answer the following question: Information:  - North America is a continent entirely within the Northern Hemisphere and almost all within the Western Hemisphere. It can also be considered a northern subcontinent of the Americas. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the west and south by the Pacific Ocean, and to the southeast by South America and the Caribbean Sea.  - Bell Canada (commonly referred to as Bell) is a Canadian telecommunications and media company headquartered in Montreal, Quebec. Its subsidiaries include Bell Aliant, Northwestel, Télébec, Dryden Municipal Telephone Service and NorthernTel, it is the incumbent local exchange carrier for telephone and DSL Internet services in most of Canada east of Manitoba and in the northern territories, and a major competitive local exchange carrier for enterprise customers in the western provinces. Its subsidiary Bell Mobility (including Virgin Mobile Canada) is one of Canada's "big three" mobile telecommunications providers, while Bell TV provides direct-to-home satellite TV service. Bell Canada's principal competitors are Rogers Communications Canada in Ontario and Vidéotron General Partnership and Telus in Quebec. The company serves over 13 million phone lines and is headquartered at the Campus Bell complex in Montreal.  - CTV Two (also known as "CTV 2") is a Canadian English language television system that is owned by the Bell Media subsidiary of Bell Canada. The system consists of four over-the-air owned-and-operated television stations (O&Os) in Ontario and three in British Columbia, and two regional cable-only channels, one in Atlantic Canada and the other being the provincial cable-only educational channel in Alberta.  - 8VSB is the modulation method used for broadcast in the ATSC digital television standard. ATSC and 8VSB modulation is used primarily in North America; in contrast, the DVB-T standard uses COFDM.   - Satellite television is  according to "article 1.39" of the International Telecommunication Unions (ITU) ITU Radio Regulations (RR)  a "Broadcasting-satellite service".  - Stand-up comedy is a comic style in which a comedian performs in front of a live audience, usually speaking directly to them. The performer is commonly known as a comic, stand-up comic, stand-up comedian, or simply a stand-up. In stand-up comedy, the comedian usually recites a grouping of humorous stories, jokes and one-liners typically called a monologue, routine, or act. Some stand-up comedians use props, music, or magic tricks to "enhance" their acts. Stand-up comedy is often performed in comedy clubs, bars and pubs, nightclubs, neo-burlesques, colleges and theatres. Outside of live performance, stand-up is often distributed commercially via television, DVD, CD and the internet.  - The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide. It is a "network of networks" that consists of private, public, academic, business, and government networks of local to global scope, linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries an extensive range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and peer-to-peer networks for file sharing.  - An operating subsidiary is a subsidiary of a corporation through which the parent company (which may or may not be a holding company) indirectly conducts some portion of its business. Usually, an operating subsidiary can be distinguished in that even if its board of directors and officers overlap with those of other entities in the same corporate group, it has at least some officers and employees who conduct business operations primarily on behalf of the subsidiary alone (that is, they work directly for the subsidiary). The term carries slightly different meanings depending upon the specific context and industry.   - Bell Media Radio is the Canadian radio broadcasting division of Bell Media which is owned by BCE Inc. The division owns the bulk of the radio properties owned by CHUM Limited until 2007 when it was purchased by CTVglobemedia (now Bell Media) and Astral Media until its purchase by Bell in 2013.  - Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media.  - Home Box Office (HBO) is an American premium cable and satellite television network that is owned by Time Warner through its respective flagship company Home Box Office, Inc. Programming featured on the network consists primarily of theatrically released motion pictures and original television series, along with made-for-cable movies and documentaries, boxing matches, and occasional stand-up comedy and concert specials.  - Bell Media Inc. ("French": Bell Média) is the mass media subsidiary of BCE Inc. (also known as Bell Canada Enterprises, the parent company of the former telephone monopoly Bell Canada). Its operations include television broadcasting and production (including the CTV and CTV Two television networks), radio broadcasting (through Bell Media Radio), digital media (including CraveTV) and Internet properties including Sympatico.ca.  - Digital media is any media that is encoded in a machine-readable format. Digital media can be created, viewed, distributed, modified and preserved on digital electronics devices. Computer programs and software; digital imagery, digital video; video games; web pages and websites, including social media; data and databases; digital audio, such as mp3s; and e-books are examples of digital media. Digital media are frequently contrasted with print media, such as printed books, newspapers and magazines, and other traditional or analog media, such as pictures, film or audio tape.  - A television station is a business, organisation or other enterprise, such as an amateur television (ATV) operator, that transmits (broadcasts) content over terrestrial television. A television transmission can occur via analog television signals or, more recently, via digital television signals. Broadcast television systems standards are set by the government, and these vary around the world. Television stations broadcasting over an analog system were typically limited to one television channel, but digital television enables broadcasting via subchannels as well. The term "television station" is normally applied to terrestrial television stations, and not to cable television or satellite television broadcasting.  - HBO Canada is a Canadian premium cable and satellite television channel that is primarily devoted to original programming and special events sourced from the HBO and Cinemax subscription services in the United States , as well as domestic motion pictures . HBO Canada is not available as a standalone channel , but as one multiplex channel within two regional premium television services : The Movie Network ( TMN ) , which is available in Eastern Canada , and Movie Central , which is offered in Western and Northern Canada . Territorial broadcast rights to HBO Canada by either service within the provinces are separated at the Ontario - Manitoba border ( Movie Central holds rights to the west of that border and TMN holds rights to the east of the border ) . As different multiplex channels of a single pay service can not have separate sets of owners , each service 's parent company ( Bell Media for TMN , Corus Entertainment for Movie Central ) officially retains full ownership of the HBO Canada channel in their respective territories . However , in practice the channel is jointly managed by both companies , and thus the HBO Canada schedule is common to both services , except that TMN 's feed of the channel operates on an Eastern Time Zone schedule while Movie Central feeds the same programming two hours later on Mountain Time . On November 19 , 2015 , Bell announced plans to expand TMN nationally , while Corus will shut down Movie Central in exchange for a C $ 211 million payment from Bell . As a result , Bell will take over full operations of HBO Canada once the changeover occurs . Time Warner , the parent company of HBO and Cinemax , is not a shareholder in HBO Canada , and only licenses the name , logo and programming to Bell and Corus .  - NTSC, named after the National Television System Committee, is the analog television system that is used in the Philippines, and until digital conversion was used in most of the Americas (except Brazil, Argentina, Paraguay, Uruguay, and French Guiana); Burma; South Korea; Taiwan; Japan; and some Pacific island nations and territories (see map).  - The mass media is a diversified collection of media technologies that reach a large audience via mass communication. The technologies through which this communication takes place include a variety of outlets.  - English is a West Germanic language that was first spoken in early medieval England and is now a global "lingua franca". Named after the Angles, one of the Germanic tribes that migrated to England, it ultimately derives its name from the Anglia (Angeln) peninsula in the Baltic Sea. It is most closely related to the Frisian languages, although its vocabulary has been significantly influenced by other Germanic languages in the early medieval period, and later by Romance languages, particularly French. English is either the official language or one of the official languages in almost 60 sovereign states. It is the most commonly spoken language in the United Kingdom, the United States, Canada, Australia, Ireland, and New Zealand, and is widely spoken in some areas of the Caribbean, Africa, and South Asia. It is the third most common native language in the world, after Mandarin and Spanish. It is the most widely learned second language and an official language of the United Nations, of the European Union, and of many other world and regional international organisations. It is the most widely spoken Germanic language, accounting for at least 70% of speakers of this Indo-European branch.  - A television network is a telecommunications network for distribution of television program content, whereby a central operation provides programming to many television stations or pay television providers. Until the mid-1980s, television programming in most countries of the world was dominated by a small number of broadcast networks. Many early television networks (such as the BBC, NBC or CBC) evolved from earlier radio networks.  - Eastern Canada (also the Eastern provinces) is generally considered to be the region of Canada east of Manitoba, consisting of the following provinces:  - The ITU Radio Regulations (short: RR) regulates on law of nations scale radiocommunication services and the utilisation of radio frequencies. It is the supplementation to the Constitution and Convention of the International Telecommunication Union (ITU Constitution and Convention). In line to the ITU Constitution and Convention and the ITU International Telecommunication Regulations (ITR), this ITU Radio Regulations belong to the basic documents of the International Telecommunication Union. The ITU Radio Regulations comprise and regulate the part of the allocated electromagnetic spectrum (also: radio frequency spectrum) from 9 kHz to 275 GHz.  - BCE Inc., originally Bell Canada Enterprises Inc., is a Canadian telecommunications company. It is one of Canada's largest corporations and a publicly-traded holding company for Canada's largest communications network. It has been the parent company in the Bell Canada corporate empire since its creation in 1983 when Bell Canada, Northern Telecom, and other related companies all became subsidiaries of BCE. In addition to its core telecommunications operations that also include Bell Mobility, Bell Aliant, Northwestel, Télébec, NorthernTel, Dryden Municipal Telephone Service and the CTV Television network, BCE owns 18% of the Montreal Canadiens ice hockey club, and (together with BCE's pension plan) a 37.5% interest in Maple Leaf Sports & Entertainment, owner of several Toronto professional sports franchises. It was ranked as Canada's 17th largest corporations by revenue in 2014 and as the 9th largest by capitalization in 2015.  - A television channel is a physical or virtual channel over which a television station or television network is distributed. For example, in North America, "channel 2" refers to the broadcast or cable band of 54 to 60 MHz, with carrier frequencies of 55.25 MHz for NTSC analog video (VSB) and 59.75 MHz for analog audio (FM), or 55.31 MHz for digital ATSC (8VSB). Channels may be shared by many different television stations or cable-distributed channels depending on the location and service provider.  - Movie Central (occasionally abbreviated as "MC") was a Canadian English language Category A premium cable and satellite television channel that was owned by Corus Entertainment. Movie Central was designated to operate west of the Ontario-Manitoba border, including the territories. Although the channel's name implies that it focuses solely on theatrically released motion pictures, Movie Central's programming included original and foreign television series, made-for-cable movies and documentaries.  - The Movie Network (sometimes abbreviated TMN) is a Canadian English language Category A premium cable and satellite television channel that is owned by Bell Media. Launched in 1983 as the national service First Choice, an industry restructuring led to its operations being restricted to Eastern Canada from 1984 to 2016. It resumed national operations in March 2016, when it replaced the similar Movie Central service in Western and Northern Canada.  - Cinemax (sometimes abbreviated as Max) is an American pay cable and satellite television network that is owned by the Home Box Office Inc. operating subsidiary of Time Warner. Cinemax primarily broadcasts theatrically released feature films, along with original series, softcore pornographic series and films, documentaries and special behind-the-scenes features.  - Time Warner, Inc. (also known as AOL Time Warner from 2001-2003; stylized as TimeWarner) is an American multinational media and entertainment conglomerate headquartered in New York City. It is currently the world's third largest entertainment company in terms of revenue, after Comcast and The Walt Disney Company. It was also once the world's largest media conglomerate. Time Warner was first founded in 1990 with the merger of Time Inc. and Warner Communications. The current company consists largely of the assets of the former Warner Communications (as well as HBO, a Time Inc. subsidiary prior to the merger), and the assets of Turner Broadcasting (which was acquired by the company in 1996). Time Warner currently has major operations in film and television, with a limited amount in publishing operations. Among its most popular assets are HBO, Turner Broadcasting System, The CW Television Network, Warner Bros., CNN, DC Comics, and as of August 2016, Hulu, owning 10%. In the past, other major divisions of Time Warner included Time Inc., AOL, Time Warner Cable, Warner Books and Warner Music Group. All of these operations were either sold to other investors or spun off as independent companies from 2004 to 2014.    Given the information, choose the subject and object entities that have the relation of 'headquarters location'.
Answer:
hbo canada , toronto