What was the significance about the transition from a peacetime economy to wartime economy that
occurred in the United States during World War II?

Women workers increased during the war.

Explanation:

There was a resistance to women working first as they were not seen to have the stamina nor the minds to understand and handle something so "unfeminine." Women began to work in the defense industry during WWII as many men were overseas fighting and their labor was needed gravely.

some american cities felt workers were being oppressed by business monopolies

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.