the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
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The most powerful was economic prosperity of European countries. They could exploit the land and the people of Africa and take their raw resources such as diamonds for example and take them to Europe. There they would be able to make goods with them and sell them to people for a lot of money and this meant that they would grow vastly richer than they were before.
Answer: A
Explanation: Seems pretty logical
The American Medical Association was established in D. 1847