The answer would be C. the movement of plants, animals, people, and diseases between the old world and the new world.
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D. 1800s because that's when Cuba, Puerto Rico and Mexico gained independence
A thing that is really important when talking about capitalism is the fact of exploitation and its roots in the industrial revolution which exploited many people. However, what also needs to be said is the fact that people in capitalism produce huge amounts of varied goods that are helpful for daily needs of people.