Please answer the following question: Information:  - Mainland is a contiguous landmass that is larger and often politically, economically and/or demographically more significant than politically associated remote territories, such as exclaves or oceanic islands situated outside the continental shelf.   - In the study of human settlements, an urban agglomeration is an extended city or town area comprising the built-up area of a central place ("usually a municipality") and any suburbs linked by continuous urban area. INSEE, the French Statistical Institute, uses the term "unité urbaine", which means continuous urbanized area. However, because of differences in definitions of what does and does not constitute an "agglomeration", as well as variations and limitations in statistical or geographical methodology, it can be problematic to compare different agglomerations around the world. It may not be clear, for instance, whether an area should be considered to be a satellite and part of an agglomeration, or a distinct entity in itself.  - The Mornington Peninsula is a peninsula located south-east of Melbourne, Australia. It is surrounded by Port Phillip to the west, Western Port to the east and Bass Strait to the south, and is connected to the mainland in the north. Geographically, the peninsula begins its protrusion from the mainland in the area between Pearcedale and Frankston. The area was originally home to the "Mayone-bulluk" and "Boonwurrung-Balluk" clans and formed part of the Boonwurrung nation's territory prior to European settlement.  - Sydney is the state capital of New South Wales and the most populous city in Australia and Oceania. Located on Australia's east coast, the metropolis surrounds the world's largest natural harbour, and sprawls towards the Blue Mountains to the west. Residents of Sydney are known as "Sydneysiders". Sydney is the second official seat and second official residence of the Governor-General of Australia and the Prime Minister of Australia and many federal ministries maintain substantial presences in Sydney.  - The Yarra Valley is the name given to the region surrounding the Yarra River in Victoria, Australia. The river originates approximately 90 kilometres east of the Melbourne central business district and flows towards it and out into Port Phillip Bay. The name Yarra Valley is used in reference to the upper regions surrounding the Yarra River and generally does not encompass the lower regions including the city and suburban areas, where the topography flattens out, or the upper reaches which are in inaccessible bushland. Included in the Yarra Valley is the sub-region of Upper Yarra (or the Upper Yarra Valley) which encompasses the towns of the former Shire of Upper Yarra in the catchment area upstream of and including Woori Yallock. The Yarra Valley is a popular day-trip and tourist area, featuring a range of natural features and agricultural produce, as well as the Lilydale to Warburton Rail Trail.  - East Timor or Timor-Leste (Tetum: "Timór Lorosa'e"), officially the Democratic Republic of Timor-Leste, is a sovereign state in Maritime Southeast Asia. It comprises the eastern half of the island of Timor; the nearby islands of Atauro and Jaco; and Oecusse, an exclave on the northwestern side of the island surrounded by Indonesian West Timor. The country's size is about 15,410 km (5,400 sq mi).  - Port Phillip (also commonly referred to as Port Phillip Bay or (locally) just The Bay), is a large bay in southern Victoria, Australia; it is the location of Melbourne. Geographically, the bay covers and the shore stretches roughly . Although it is extremely shallow for its size, most of the bay is navigable. The deepest portion is only , and half the region is shallower than . The volume of the water in the bay is around .  - Vanuatu (or ; Bislama ), officially the Republic of Vanuatu (Bislama: "Ripablik blong Vanuatu"), is a Pacific island nation located in the South Pacific Ocean. The archipelago, which is of volcanic origin, is some east of northern Australia, northeast of New Caledonia, east of New Guinea, southeast of the Solomon Islands, and west of Fiji.  - A tributary or affluent is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage basin of its surface water and groundwater, leading the water out into an ocean.  - 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.  - Tasmania (abbreviated as Tas and known colloquially as "Tassie") is an island state of the Commonwealth of Australia. It is located to the south of the Australian mainland, separated by Bass Strait. The state encompasses the main island of Tasmania, the 26th-largest island in the world, and the surrounding 334 islands. The state has a population of around 518,500, just over forty percent of which resides in the Greater Hobart precinct, which forms the metropolitan area of the state capital and largest city, Hobart.  - The Yarra River or historically, the Yarra Yarra River, (Aboriginal: Berrern, Birr-arrung, Bay-ray-rung, Birarang, Birrarung, and Wongete) is a perennial river in east-central Victoria, Australia.  - 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.  - Papua New Guinea (PNG  Hiri Motu: "Papua Niu Gini"), officially the Independent State of Papua New Guinea, is an Oceanian country that occupies the eastern half of the island of New Guinea and its offshore islands in Melanesia, a region of the southwestern Pacific Ocean north of Australia. Its capital, located along its southeastern coast, is Port Moresby. The western half of New Guinea forms the Indonesian provinces of Papua and West Papua.  - Greenvale Reservoir is an off - stream water storage dam in northern Melbourne , Victoria , Australia . It is situated in the upper Yuroke Creek catchment , the major tributary of the Moonee Ponds Creek . It is in the north of the suburb of Greenvale and to the west of Roxburgh Park . The Greenvale Reservoir Park contains picnic tables , a playground , and barbecues , and is managed by Parks Victoria . It lies to the south and west of the dam . The dam is managed by Melbourne Water and was opened 18 April 1973 .  - Indonesia (or ; Indonesian: ), officially the Republic of Indonesia, is a unitary sovereign state and transcontinental country located mainly in Southeast Asia with some territories in Oceania. Situated between the Indian and Pacific oceans, it is the world's largest island country, with more than seventeen thousand islands. At , Indonesia is the world's 14th-largest country in terms of land area and world's 7th-largest country in terms of combined sea and land area. It has an estimated population of over 260 million people and is the world's fourth most populous country, the most populous Austronesian nation, as well as the most populous Muslim-majority country. The world's most populous island of Java contains more than half of the country's population.  - The Moonee Ponds Creek is a creek and major tributary of the Yarra River running through urban Melbourne, Victoria, Australia from northern to inner suburbs. In 2004 a reporter for the Age newspaper described it as "arguably the most abused tributary of the Yarra River, and part of the true underside of Melbourne".  - Solomon Islands is a sovereign country consisting of six major islands and over 900 smaller islands in Oceania lying to the east of Papua New Guinea and northwest of Vanuatu and covering a land area of . The country's capital, Honiara, is located on the island of Guadalcanal. The country takes its name from the Solomon Islands archipelago, which is a collection of Melanesian islands that also includes the North Solomon Islands (part of Papua New Guinea), but excludes outlying islands, such as Rennell and Bellona, and the Santa Cruz Islands.  - Melbourne is the capital and most populous city of the Australian state of Victoria, and the second-most populous city in Australia. The name "Melbourne" refers to an urban agglomeration spanning which comprises the broader metropolitan area, as well as being the common name for its city centre. The metropolis is located on the large natural bay of Port Phillip and expands into the hinterlands towards the Dandenong and Macedon mountain ranges, Mornington Peninsula and Yarra Valley. Melbourne consists of 31 municipalities. It has a population of 4,529,500 , and its inhabitants are called Melburnians.  - Canberra (or ) is the capital city of Australia. With a population of 381,488, it is Australia's largest inland city and the eighth-largest city overall. The city is located at the northern end of the Australian Capital Territory (ACT), south-west of Sydney, and north-east of Melbourne. A resident of Canberra is known as a "Canberran".    After reading the paragraphs above, we are interested in knowing the entity with which 'greenvale reservoir' exhibits the relationship of 'instance of'. Find the answer from the choices below.  Choices: - animal  - archipelago  - area  - bay  - capital  - central business district  - city  - country  - district  - drainage  - drainage basin  - geographical  - human  - humans  - island  - lake  - landmass  - lying  - main stem  - methodology  - metropolitan area  - municipality  - muslim  - nation  - newspaper  - ocean  - peninsula  - people  - period  - population  - port  - rail trail  - range  - republic  - river  - running  - sea  - settlement  - size  - sovereign state  - state  - strait  - stream  - study  - tectonic uplift  - term  - territory  - tributary  - urban agglomeration  - urban area  - valley  - volume  - water
A:
lake