This poster from world war ii is urging americans a) to not spend money. b) to volunteer for the army. c) to remember that the enemy needs american gasoline. d) to conserve fuel so it may be used at the front lines.

D)to conserve fuel so it may be used at the front lines.

Explanation:

it would be  

germany had to pay all damages related to the war.

and i think

germany had to take sole responsibility for the war.

d. the great plains       hop3 this yo