How has Gideon vs. Wainwright case set a precedent?

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.

can you attach the graph and answer options (:

answer; (d) i believe that the correct answer is americans finally ran out of ammunition;