Roger Bacon was one of the earliest European scholars to refine the scientific methods,he developed the idea of making observations,hypothesis as then experimenting to test the hypothesis.
Answer:
Slaves helped the economy
Explanation:
Slaves labor was able to to improve the economy by being used for to labor to harvest cotton. Cotton was was King in the south as the south depended so much on it.
Answer:
Poll taxes, segregated schools, all laws that were repealed in the civil rights movement
Explanation: