What was the purpose of the war production board (wpb)? what were key factors in creating a strong wartime economy?

What features of the electoral system support the existence of a two party system and analyze one of these features and explain its role

Ive been stuck on this question! which of the following statements about the economic consequences of the civil war is not accurate. a. inflation caused prices to rise by 80% in the north. b. because southern farms could not produce enough food for everyone in the south, the union navy allowed food shipments from britain. c. to pay for all of the food, supplies and armaments that were necessary for the union army, congress instituted an income tax. d. business bloomed in the north as factories and farms always had a market for the products.

What role did oregon play in the 1844 presidential election