D. it makes up better thinkers
The Americans were huge areas of fertile land, and the European powers needed people to work on its fields. African slaves were a cheap and abundant solution.
Sumerians built ziggurats because they believed that they would be more closely connected to the heavens. They believed that ziggurats connected the earth and the heavens.
increased opportunity for education,basically what the other guy said but this is the answer.
:^D ~T
