Answer:
c
Explanation:
because america would begin trading in Britain again because the goods were cheaper
D) the great plains is the answer I believe to be correct. I feel the great plains needed this help.
An effect that slavery had on populations and culture of west african countries went up because population increased with slaves and since their was more population, the peoples would have to spread and make a larger tribe or spread out and make more cultures because, their was such an increasment on population
A simple diffusion works best for this