Answer:
The impact of the United States joining the war was significant. The additional firepower, resources, and soldiers of the U.S. helped to tip the balance of the war in favor of the Allies. When war broke out in 1914, the United States had a policy of neutrality.
France is correct, i take an online class and this is the answer.
I am not 100% sure but I think the answer is A.
The answer is A
Because a legend could be many things, but not disease related, the flu is a disease, and the Columbian Exchange was when Christopher Columbus brought things from the americas back to Europe and brought things from Europe back to the Americas
Bosses because you said nations