Around 1453, which empire sent the traveler Cheng Ho on a number of voyages throughout the Indian Ocean basin?

A. Ming dynasty

B. Aztec empire

C. French kingdom

D. White Sheep Turkomans

The answer is A. Cheng Ho (Also known as Zheng He) was a famous Chinese administrator sent by the Ming emperor to collect tributes from other nations, travelling by a ship throughtout the Indian Ocean Basin.

Cheng Ho (also known as Zheng He) was a Chinese explorer (and also an eunuch) : so the only possible answer is A (this is also a correct answer).

The other options don't refer to China: Aztecs are in America, French in Europe and Turkomans in the Caucasus.