(A) Good Neighbor Policy
(B) ** Lend-Lease Program
(C) Signing the Treaty of Versailles
(D) None of the above, since the U.S. stayed in isolation.
EXPLANATIONS BELOW
Concept note-1: -Citation: Lend Lease Bill, dated January 10, 1941.
Concept note-2: -The lend-lease program provided for military aid to any country whose defense was vital to the security of the United States. The plan thus gave Roosevelt the power to lend arms to Britain with the understanding that, after the war, America would be paid back in kind.
Concept note-3: -By the summer of 1940, the new British prime minister, Winston Churchill, was warning that his country could not pay cash for war materials much longer. In order to remedy this situation, Roosevelt on December 8, 1940, proposed the concept of lend-lease, and the U.S. Congress passed his Lend-Lease Act in March 1941.
Concept note-4: -L. 77–11, H.R. 1776, 55 Stat. 31, enacted March 11, 1941), was a policy under which the United States supplied the United Kingdom, the Soviet Union, France, China, and other Allied nations with food, oil, and materiel between 1941 and 1945.