What Was the Role of the Office of Price Administration

What was the role of the Office of Price Administration?

A) to combat the serious wartime deflation due to high unemployment rates
B) to raise consumer prices so that allies would pay more for goods than everyday Americans
C) to ration and set price ceilings on high-demand items such as tires, sugar, and gasoline
D) to lower or remove taxes using the authority of the Revenue Act of 1942
E) to promote massive increases in American consumerism to help finance the war effort