By the early 1920s, how did the rise of the New South reinforce, rather than diminish, that region's status as the nation's internal colony?

A. Few urban centers developed in the South after the Civil War, even with northern investment in different industries.

B. Little capital investment from other parts of the nation resulted in economic stagnation throughout the South.

C. Most of the labor done in southern factories was performed by convict workforces that required no wage payments.

D. Northern investors held much of the region's wealth but returned only a small share through employment and social services.