I believe the answer you're looking for is D.
Answer:
True bc they needed more people to do the work however when the industrial era started thats when the need for enslaved africans dropped.
Answer:
This started the process ending segregation. It overturned Plessy v Ferguson. PvF states "separate but equal" but we all know that did not happen. There was no fair and equal treatment to the people or to the building they went to school in. In 1954, the Supreme Court finally was unanimous with the decision that segregation must end.
Explanation:
The key here is that the outcome of the PvF was not followed through with and was was unfair. No good can come from the oppression of a people.
Public choice theory By Buchanan advocates for use of economic methods in decision making . In the theory, one must use a similar amount of time they spend while deciding an economic choice in making political decision.