Despite the progress of the 1920s, how did things get worse for some groups of people?

A. Even though America had more money than ever before, the government was becoming more corrupt.

B. More people were working dangerous factory jobs and making even less money than they had on farms.

C. A rise in racial, religious, and gender discrimination and violence made life much harder for some people.

D. Cities became dirtier and more dangerous for the many groups of immigrants who moved to them.