Respuesta :
The correct answer is D) to enable the armed forces to have enough supplies.
The most important reason civilians were ordered to substitute goods during the war was to enable the armed forces to have enough supplies.
During the wartime, civilians were asked to save resources and substitute goods because the government wanted to have enough supplies to send to the war lines. The government was concern about the possibility to face a shortcoming of supplies for the troops at the front line. There were thousands and thousands of soldiers in the war that needed so many resources, food, and ammunition, that the government of The United States asked its citizens to substitute goods during the war was to enable the armed forces to have enough supplies.