I think the answer is picking cotton because that's what people can do on the plantation fields and I also learnt about this a little bit in my history class.
The final commander was Ulysses S. Grant
<span>The British lessened the price of their goods.</span>
Ehm, Robert Fulton is best known for fully developing the first successful commercial steamboat.
Hope this helps ;p
Answer:
C I looked it up and checked with my friends