What impact did zheng he's visit have on the places he visited

Ineed answers 5 and 6 on my social studies homework reply to this question i posted

What clause of the treaty of versailles in particular left the germans feeling like they were “stabbed in the back? ” by the victors?

Which of these statements describes a long-term impact of european imperialism in africa? a. african countries joined together to present a united front against imperialism. b. europeans paid african countries after colonizing them, offering these new countries a fresh start. c. european powers drew the current borders, splitting ethnic groups among modern countries. d. africans became more loyal to their countries than to their ethnic groups.