Answer:Several causes for it is the emergence of capitalism, European imperialism, efforts to mine coal, and the effects of agriculture revolution.
Explanation:
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Most Rural americans were farmers and gained more from working on the farm than going to school.
President Carter condemned South Africa, a place famous for the Apartheid. Apartheid was segregation of Africans in South Africa in favor of the Caucasian citizens who ran the government. Apartheid was extremely racist and people there were treated as if they had no rights at all.
This one is most likely gonna be cash crop farming. Hope I helped!