Given the question: Information:  - Stock car racing is a form of automobile racing found mainly and most prominently in the United States and Canada, with Australia and New Zealand also having forms of stock car auto racing. Traditionally, races are run on oval tracks measuring approximately . The world's largest governing body for stock car racing is the American NASCAR, and its Monster Energy NASCAR Cup Series is the premier top level series of professional stock car racing. Top level races typically range between in length.  - Sir Alfred Joseph Hitchcock (13 August 1899  29 April 1980) was an English film director and producer, at times referred to as "The Master of Suspense". He pioneered many elements of the suspense and psychological thriller genres. He had a successful career in British cinema with both silent films and early talkies and became renowned as England's best director. Hitchcock moved to Hollywood in 1939, and became a US citizen in 1955.  - Mister Ed is an American television sitcom produced by Filmways that first aired in syndication from January 5 to July 2, 1961, and then on CBS from October 1, 1961, to February 6, 1966. The show's title character is a talking horse, originally appearing in short stories by Walter R. Brooks.  - New Zealand is an island nation in the southwestern Pacific Ocean. The country geographically comprises two main landmassesthat of the North Island, or Te Ika-a-Mui, and the South Island, or Te Waipounamuand numerous smaller islands. New Zealand is situated some east of Australia across the Tasman Sea and roughly south of the Pacific island areas of New Caledonia, Fiji, and Tonga. Because of its remoteness, it was one of the last lands to be settled by humans. During its long period of isolation, New Zealand developed a distinct biodiversity of animal, fungal and plant life. The country's varied topography and its sharp mountain peaks, such as the Southern Alps, owe much to the tectonic uplift of land and volcanic eruptions. New Zealand's capital city is Wellington, while its most populous city is Auckland.  - A situation comedy, or sitcom, is a genre of comedy centered on a fixed set of characters who carry over from episode to episode. Sitcoms can be contrasted with sketch comedy where a troupe may use new characters in each sketch, and stand-up comedy where a comedian tells jokes and stories to an audience. Sitcoms originated in radio, but today are found mostly on television as one9 of its dominant narrative forms. This form can also include mockumentaries.  - Alan Young (born Angus Young; November 19, 1919  May 19, 2016) was a British-born Canadian-American actor, voice actor, comedian and radio and television host/personality who TV Guide called "The Charlie Chaplin of Television". He was best known for his role as naive Wilbur Post in the television comedy series "Mister Ed" and as the voice of Scrooge McDuck in Disney films, TV series and video games. During the 1940s and 1950s, he starred in his own variety/comedy sketch shows "The Alan Young Show" on radio and television, the latter gaining him two Emmy Awards in 1951. He also appeared in a number of feature films, starting from 1946, including the 1960 film "The Time Machine" and from the 1980s gaining a new generation of viewers appearing in numerous Walt Disney Productions films as both an actor and voice actor.  - Australia, officially the Commonwealth of Australia, is a country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands. It is the world's sixth-largest country by total area. The neighbouring countries are Papua New Guinea, Indonesia and East Timor to the north; the Solomon Islands and Vanuatu to the north-east; and New Zealand to the south-east. Australia's capital is Canberra, and its largest urban area is Sydney.  - Canada (French: ) is a country in the northern half of North America. Its ten provinces and three territories extend from the Atlantic to the Pacific and northward into the Arctic Ocean, covering , making it the world's second-largest country by total area and the fourth-largest country by land area. Canada's border with the United States is the world's longest land border. The majority of the country has a cold or severely cold winter climate, but southerly areas are warm in summer. Canada is sparsely populated, the majority of its land territory being dominated by forest and tundra and the Rocky Mountains. About four-fifths of the country's population of 36 million people is urbanized and live near the southern border. Its capital is Ottawa, its largest city is Toronto; other major urban areas include Montreal, Vancouver, Calgary, Edmonton, Quebec City, Winnipeg and Hamilton.  - Henry Leroy Willson (July 31, 1911  November 2, 1978) was an American Hollywood talent agent who played a large role in popularizing the beefcake craze of the 1950s. He was known for his stable of young, attractive clients, including Rock Hudson, Tab Hunter, Chad Everett, Robert Wagner, Nick Adams, Guy Madison, Troy Donahue, Mike Connors, Rory Calhoun, John Saxon, Yale Summers, Clint Walker, Doug McClure, Dack Rambo, Ty Hardin, and John Derek. He noticed Rhonda Fleming as she was walking to Beverly Hills High School, brought her to the attention of David O. Selznick, and helped groom her for stardom. He was also instrumental in advancing Lana Turner's career.  - Thunder in Carolina is a 1960 stock car racing movie starring Rory Calhoun , Alan Hale , Jr. , and Connie Hines . The picture was written by Alexander Richards , directed by Paul Helmick , and contains remarkable 1959 - vintage stock car race footage . Filmed at a number of small dirt ovals in the South , the film is set in the 1959 edition of NASCAR 's Southern 500 at Darlington Raceway in Darlington , South Carolina . All filming was done during that year with much of the footage taken during the actual event . A film car was entered to capture on - track sequences and Rory Calhoun actually ran some laps during the race . Calhoun drives a two - tone 1957 Chevrolet , with a blue body and white top , while his friend - turned - competitor `` Les York '' is in a 1959 Oldsmobile . The movie is clearly a `` B '' grade production in terms of budget but Thunder In Carolina managed to capture much of the sound and fury of the era . The film was later marketed on home video as `` Hard Drivin ' '' with a freeze - frame title spliced into the opening .  - The National Association for Stock Car Auto Racing (NASCAR) is an American family-owned and operated business venture that sanctions and governs multiple auto-racing sports events. Bill France Sr. founded the company in 1948 and his grandson Brian France became its CEO in 2003. NASCAR is motorsport's preeminent stock-car racing organization. The three largest racing-series sanctioned by this company are the Monster Energy NASCAR Cup Series, the Xfinity Series, and the Camping World Truck Series. The company also oversees NASCAR Local Racing, the Whelen Modified Tour, the Whelen All-American Series, and the NASCAR iRacing.com Series. NASCAR sanctions over 1,500 races at over 100 tracks in 39 of the 50 US states as well as in Canada. NASCAR has presented exhibition races at the Suzuka and Motegi circuits in Japan, the Autódromo Hermanos Rodríguez in Mexico, and the Calder Park Thunderdome in Australia.  - Rory Calhoun (August 8, 1922April 28, 1999) was an American film and television actor, screenwriter and producer. He was born Francis Timothy McCown in Los Angeles, California, and spent his early childhood in Santa Cruz, California. Calhoun worked a number of odd jobs before being discovered by agent Henry Willson. He entered into a contract with Willson and soon his name was changed to Rory Calhoun. He first appeared on film in Alfred Hitchcock's "Spellbound" (1945).  - California is the most populous state in the United States and the third most extensive by area. Located on the western (Pacific Ocean) coast of the U.S., California is bordered by the other U.S. states of Oregon, Nevada, and Arizona and shares an international border with the Mexican state of Baja California. The state capital is Sacramento. Los Angeles is California's most populous city, and the country's second largest after New York City. The state also has the nation's most populous county, Los Angeles County, and its largest county by area, San Bernardino County.  - Connie Hines (March 24, 1931  December 18, 2009) was an American actress, best known for playing Alan Young's wife, Carol Post, on the 1960s sitcom "Mister Ed".  - Monster Energy is an energy drink introduced by Hansen Natural Corp. (HANS) in April 2002. The regular flavor comes in a black can with a green, torn M shaped logo. The company is also known for supporting many extreme sports events such as UFC, BMX, Motocross, Speedway, skateboarding and snowboarding, as well as eSports. In addition, Monster Energy promotes a number of music bands around the world, like Asking Alexandria, The Word Alive, Maximum the Hormone and Five Finger Death Punch. Monster currently sponsors the Monster Energy NASCAR Cup Series.  - The Monster Energy NASCAR Cup Series is the top racing series of the National Association for Stock Car Auto Racing (NASCAR). It is named for the current sponsor, Monster Energy, but has been known by other names in the past. The series began in 1949 as the Strictly Stock Series, and from 1950 to 1970 it was known as the Grand National Series. In 1971, when the series began leasing its naming rights to the R. J. Reynolds Tobacco Company, it was referred to as the Winston Cup Series. A similar deal was made with Nextel in 2003, and it became the Nextel Cup Series (20042007). Sprint acquired Nextel in 2005, and in 2008 the series was renamed the Sprint Cup Series, which lasted until 2016. In December 2016, it was announced that Monster Energy would become the new title sponsor starting in 2017.    After reading the paragraphs above, we are interested in knowing the entity with which 'thunder in carolina' exhibits the relationship of 'main subject'. Find the answer from the choices below.  Choices: - actor  - alps  - animal  - auto racing  - automobile  - border  - canada  - city  - comedy  - company  - death  - english  - family  - film  - hollywood  - horse  - july  - monster  - music  - new guinea  - new york city  - new zealand  - oregon  - organization  - television  - time
The answer is:
automobile