Please answer the following question: Information: - French Guinea was a French colonial possession in West Africa. Its borders, while changed over time, were in 1958 those of the independent nation of Guinea. - Boke is the capital city of Boke Prefecture within the Boke Region of Lower Guinea near the border with Guinea-Bissau. It is also a sub-prefecture of Guinea. Located along the Rio Nunez which flows to its not-too-distant mouth on the Atlantic Ocean, Boke is a port. It is known for the Fortin de Boke museum, formerly a slave fort. The town is served by Boke Baralande Airport. As of 2014 the city and surrounding sub prefecture had a population of 61,449 people. - Conakry (Sosso: "Knakiri") is the capital and largest city of Guinea. Conakry is a port city on the Atlantic Ocean and serves as the economic, financial and cultural centre of Guinea. Its population as of the 2014 Guinea census was 1,660,973 Originally situated on Tombo Island, one of the Iles de Los, it has since spread up the neighboring Kaloum Peninsula. - Senegal, officially the Republic of Senegal, is a country in West Africa. Senegal is bordered by Mauritania in the north, Mali to the east, Guinea to the southeast, and Guinea-Bissau to the southwest. Senegal also borders The Gambia, a country occupying a narrow sliver of land along the banks of the Gambia River, which separates Senegal's southern region of Casamance from the rest of the country. Senegal also shares a maritime border with Cape Verde. Senegal's economic and political capital is Dakar. It is the westernmost country in the mainland of the Old World, or Afro-Eurasia, and owes its name to the Senegal River, which borders it to the east and north. The name "Senegal" comes from the Wolof "Sunuu Gaal", which means "Our Boat". Senegal covers a land area of almost and has an estimated population of about 13 million. The climate is Sahelian, but there is a rainy season. - The Boke Region is located in western Guinea. It is bordered by the countries of Senegal and Guinea-Bissau and the Guinean regions of Kindia and Labe. Its capital is the city of Boke. - Gaoual is a prefecture located in the Boke Region of Guinea . The capital is Gaoual . The prefecture covers an area of 7,758 km. and has a population of 194,245 . - Guinea , officially the Republic of Guinea, is a country on the West coast of Africa. Formerly known as French Guinea, the modern country is sometimes referred to as Guinea-Conakry in order to distinguish it from other parts of the wider region of the same name, such as Guinea-Bissau and Equatorial Guinea. Guinea has a population of 10.5 million and an area of . - Equatorial Guinea, officially the Republic of Equatorial Guinea, is a country located in Central Africa, with an area of . Formerly the colony of Spanish Guinea, its post-independence name evokes its location near both the Equator and the Gulf of Guinea. Equatorial Guinea is the only sovereign African state in which Spanish is an official language. , the country has an estimated population of over 1.2 million. - Guinea-Bissau, officially the Republic of Guinea-Bissau, is a country in West Africa. It covers with an estimated population of 1,704,000. - Gaoual is a town located in northwestern Guinea. It is the capital of Gaoual Prefecture. As of 2014 it had a population of 20,582 people. After reading the paragraphs above, we are interested in knowing the entity with which 'gaoual prefecture' exhibits the relationship of 'instance of'. Find the answer from the choices below. Choices: - 1 - airport - area - cape - capital - city - coast - country - language - location - name - nation - people - population - port - port city - prefecture - prefecture of guinea - region - region of guinea - republic - river - season - state - the city - time - town
A:
prefecture of guinea