What did the united states contribute to the allies which them win world war i?

a.) the u. s. provided troops and supplies.
b.) the u. s. independently fought against the central powers which weaken them for the allied powers.
c.) the u. s. stimulate europe's economy.
d.) the u. s. didn't contribute anything; they wanted to stay out of the war.

The U.S provided troops and supplies ( A )

Explanation:

The world war 1 was between the central forces and the allied forces. these allied forces included Britain,France,Italy,Russia and the United states of America. and the central forces included Germany,Bulgaria, Austria-Hungary and the Ottoman Empire.

The united states contributed to the World war 1 by provided troops and supplies that helped the Allies win the war as well as every other allied forces provided troops to the cause of the war and also provided supplies to help the allied forces fight and win the war successfully. the world war 1 was fought  from 1914 to 1918

americans experinced rations on food and be gangrene their own food and feed their families going to go over jobs that were orginally only for men.

the reform movements that arose during the antebellum period in america focused on specific issues: temperance, abolishing imprisonment for debt, pacifism, antislavery, abolishing capital punishment, amelioration of prison conditions (with prison's purpose reconceived as rehabilitation rather than punishment), the humane treatment of animals, the humane and just treatment of native americans, the establishment of public institutions for the care of the destitute, orphans, blind, and mentally ill, the establishment of public schools, the abolition of tobacco use, vegetarianism, health reform, homeopathic medicine, woman's rights (including, at first, especially the establishment of a woman's right to own property apart from her husband and her right to sue for divorce), and the amelioration of labor conditions (including higher pay, the right to form unions, the right to strike, and the demand for limits on the number of work hours, and safe working conditions).

explanation: