Why Did the War Production Board Redesign Men's Suits During

Why did the War Production Board redesign men's suits during the Second World War?

A) To emphasize in a symbolic way, the wartime sacrifices expected of the civilian population
B) To indicate the need for a disciplined appearance during wartime
C) To reduce the time consumed producing consumer clothing, thus freeing workers to concentrate on making military uniforms
D) To conserve wool for military use