Your answer would be C, mainly because the soil near a waterway is very fertile, and before cars, boats were a cheap, easy way of transit.
Answer:
- tendency rates tripled , 1880-1890
- cotton was deflated , market was flooded
- whole time they planted they put the prices down
- Union blockaded the South so they couldn't get cotton
- England found a new place to get cotton for cheaper ( India ,Egypt and Brazil)
- the US had too much cotton it began to build up
hope it helps :)
Both the nationalists and communists wanted and still want one China.