Answer: C - controlling wartime production goals at home
Explanation:
The aim of the War Production Board was to coordinate and plan production to meet wartime needs. It would establish priorities in production
War production profoundly changed American industry. Companies already engaged in defense work expanded. Others, like the automobile industry, were transformed completely. In 1941, more than three million cars were manufactured in the United States. Only 139 more were made during the entire war. Instead, Chrysler made fuselages. General Motors made airplane engines, guns, trucks and tanks. Packard made Rolls-Royce engines for the British air force. And at its vast Willow Run plant in Ypsilanti, Michigan, the Ford Motor Company performed something like a miracle.