D. ancient seas because sedimentary rocks form when there is alot of pressure.
The most important reason was economical: slavery was profitable for slave owners in the South, and they were against its abolishing. The southern plantations were very work -intensive, so a lot of work was needed and slave labour was a very cheap source of labour that the owners didn't want to give up upon.
the correct answer is <span>B. The Southern plantation economy depended on slavery. </span>
The trans Atlantic slave trade was the largest movement of people in history.
Answer: between 10 and 15 million Africans
B and E. Their culture was changed sometimes involuntarily and They suffered a population decrease.
Because they would be hanged and killed or they would sell their family members
