D. The Department of Veterans Affairs
The best answer would be that "<span>The GNP rose dramatically and the United States changed from a debtor nation to a creditor nation" but the middle class definitely improved as well.</span>
America's involvement in World War II had a significant impact on the economy by an involvement in the war soon changed that rate. American factories were retooled to produce goods to support the war effort.
Answer:
Palmer arrested 5,000 suspected subversives and held them without trial.