Which statement is true? A. The United States contributed troops to the war, but not much equipment. B. U.S. entry into the war angered the French. C. The United States did not affect the outcome of World War I. D. U.S. entry into the war caused it to end more quickly.
You do realize, that without answer D, no one knows what war you are talking about. Answer is A.
D. I hope this helps:)