Answer:
An abolitionist is someone who helped slaves escape captivity and help them reach the North.
Explanation:
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.
I think it's d sorry if i'm wrong
Despite the North's greater population, however, the South had an army almost equal in size during the first year of the war. The North had an enormous industrial advantage as well. At the beginning of the war, the Confederacy had only one-ninth the industrial capacity of the Union.