Answer: the great migration
Explanation:
As Europeans moved beyond exploration and into colonization of the Americas, they brought changes to virtually every aspect of the land and its people, from trade and hunting to warfare and personal property. European goods, ideas, and diseases shaped the changing continent.
Answer=B
Moving from the coast to the interior of sub-saharan Africa, the dominant physical-feature is ascending plateaus
There were a number of reasons. A few of which are; new land and religious freedom.
the answer to your question is b