How did the invention of the cotton gin affect the movement away from diversified farming?

A. The profitability of cotton meant that farmers did not have to farm for sustenance anymore.
B. The market for other cash crops was negatively impacted by the rise of King Cotton.
C. Money from cotton meant that food stuffs could be imported from England.
D. Government subsidies were only provided for farmers who used the cotton gin.

B. The market for other cash crops was negatively impacted by the rise of King Cotton.