I believe the answer is to make the verb tenses consistent.
:)
Answer:
A
Explanation:
Laws were written to abolish slavery. I can also see how B would make sense, as it spread through the Southern colonies quickly but was not adapted in the North. Slavery was not strictly in the Southern colonies, as there were some slaves in Northern colonies, but when we think of the Civil War, we think of Southern as for slavery and North against it. When slaves were freed, they could go wherever they please but most traveled North to try to gain true freedom.
Slavery<span> was practiced in some parts of Africa, Europe, Asia and the Americas for many centuries before the beginning of the </span>Atlantic slave trade<span>. There is evidence that enslaved people from some African states were exported to other states in Africa, Europe and Asia prior to the European colonization of the Americas.</span>
The USA didn't want communism to spread.