:an autonomous region of southwestern china that rests on a high plateau north of the himalayas; noted as a center for buddhism since the seventh century
a. tibet
b. taiwan
c. hong kong
d. gobi

Taiwan is not exactly a region in Turkey, it's more of  an independent country that China claims.

Hongkong is autonomous but it's in the east, not west.

The correct answer is Tibet: it is buddhist and it's also placed on the Tibetan Plateau, it's also located in the South-West of China. 

There is no map, maybe give the link, it may be b

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