Why were Americans given ration books? a to help conserve resources
b to help them plan meals
c to help buy products they need
d to help them make new recipes

A- To help conserve resources

Explanation:

Because of these shortages, the US government's Office of Price Administration established a system of rationing that would more fairly distribute foods that were in short supply. Every American was issued a series of ration books during the war.

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.