One impact of the widespread cultivation of cotton and other cash crops in the South was the
A. creation of a more economically and socially egalitarian society in the South.
B. increasing economic isolation of the South from the rest of the country.
C. rapid growth of textile mills and other manufacturing throughout the South.
D. increased political power the South was able to wield in Congress.
Answer: D
Explanation: The widespread cultivation of cotton and other cash crops in the South led Southerners to migrate into the Southwest in the early and mid-19th century. The increasing number of slave states meant that the South gained political power in Congress.