How did the interaction of many cultures after 1492 affect the americas?

Explanation:

After the discovery of the American continent by Europeans in 1492, the outlook of the old and new worlds was revolutionized. In the last 500 years, Afro-Eurasian immigration to the American continent resulted in the emergence of societies of old and new worlds. There have been centuries of confrontation and adjustment.

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

the answer is a) to be able to obey them.