Approximately what percentage did U.S. soldiers comprise of the total killed during World War I?

A) 30 percent
B) 1 percent
C) 5 percent
D) 10 percent
E) 15 percent

U.S. Soldiers

Members of the United States Armed Forces, particularly the Army, who serve and protect the country through military service.

World War I

A major international conflict from 1914 to 1918, involving many of the world's nations, including all of the great powers, eventually forming two opposing military alliances: the Allies and the Central Powers.