Which of the following BEST describes how South Carolinas economy changed during the 1800s?

A) Decreases in the number of plantations increased the amount of cotton grown.
B) increases in the number of slaves led to a decline in jobs for free bucks
C) the growth of small towns increased transportation and improved trade
D) decreases in the size of markets increased trade among plantations

C) the growth of small towns increased transportation and improved trade