How did Dwight Eisenhower contribute to the Allied victory to World War II?

A. He was the president of the United States and signed the Lend-Lease Act.
B. He was the political who negotiated a U.S alliance with France and Great Britain.
C. He was the diplomat charged with representing U.S. interests the Yalta Conference.
D. He was the supreme Allied commander and oversaw Operation Overlord.

Relax