To that end, Congress passed the Selective Service Act, which Wilson signed into law on May 18, 1917. The act required all men in the U.S. between the ages of 21 and 30 to register for military service. Within a few months, some 10 million men across the country had registered in response to the military draft.
So it is D
theres not enough info here
Answer: I'm pretty sure its the 14th amendment To The United States Constitution.
Answer:
C: To stop Germany's unrestricted submarine warfare
Explanation:
I learned about it by myself hopefully it is the the right answer because mine was right
It was to help with selling and goods for china.