Question

20 i was the greatest chinese navigator a zheng he b ferdinand magellan c samuel de champlain d james cook e vasco de gama

Explanation:

Zheng He was a renowned Chinese navigator who led several large - scale voyages during the Ming Dynasty. The other options are navigators from other countries. Magellan was Portuguese, Champlain was French, Cook was British, and Vasco da Gama was Portuguese.

Answer:

A. Zheng He