<span>civilizations
cultural exchanges
mercantilism
women's roles
language development
So all of those above this sentence were advanced by trade in the second millennium
Hope this helps!</span><span />
<span>Arabs, Islam, Arabic is your answer </span>
Answer:
A)
okra
B) yams
Explanation:
Before Being introduced by the African population, Okra and Yams were not a common crops in American continent. Most of the people in American continent consumed potatoes, wheats, or corn.
The knowledge about Okra and Yams were introduced by either ex-slaves that gained their freedom and managed to became a farmer or traders who sold their products in Africa and obtain a knowledge about these crops during their visit.