B. Income dropped 32% for the wealthiest, but just 5% for the middle class.
Explanation:
America's involvement in World War II had a significant impact on the economy and workforce of the United States.
Our involvement in the war soon changed that rate. American factories were retooled to produce goods to support the war effort and almost overnight the unemployment rate dropped to around 10%.
During the war 17 million new civilian jobs were created, industrial productivity increased by 96 percent, and corporate profits after taxes doubled.
