How did the increased production of cotton impact international trade?

A. Widespread speculation on the cotton market caused frequent transatlantic financial crises.
B. The American economy was more self-sufficient and thus closed itself off to international trade.
C. Large amounts of raw cotton and fabric were sent to England to be processed in the textile industry.
D. European nations moved away from using cotton textiles as a way of protecting their national trades.

C. Large amounts of raw cotton and fabric were sent to England to be processed in the textile industry.