The natural divider of African civilizations was the

Correct answer is Sahara desert.

Explanation:

Sahara desert was a natural border between different civilizations that lived in Africa. Therefore, the first civilizations such as Egyptian were created in northern part of Africa, in the river valleys.

Until Middle Ages we practically had no contact between people who were living on the different sides of Sahara desert.

given all the practice it takes to become proficient at writing up ncoer's, , awards, and conselings as well as learning how to become a well rounded   leader , and managing different types of people

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.