What were some of the effects of the Great Depression?

The Great Depression of 1929 devastated the U.S. economy. A third of all banks failed. 1 Unemployment rose to 25%, and homelessness increased. 2 Housing prices plummeted 67%, international trade collapsed by 65%, and deflation soared above 10%.

i believe the correct answer is b.

the correct answer is (d.) gerrymandering. i hope this . : )