(A) socialism
(B) ** isolationism
(C) capitalism
(D) taylorism
EXPLANATIONS BELOW
Concept note-1: -Isolationists advocated non-involvement in European and Asian conflicts and non-entanglement in international politics. Although the United States took measures to avoid political and military conflicts across the oceans, it continued to expand economically and protect its interests in Latin America.
Concept note-2: -Pearl Harbor News of the attack reached Washington, D.C., and the following day, President Roosevelt declared that it was “a day which will live in infamy” and asked Congress for a declaration of war on Japan. The outrage of U.S. citizens following the attack meant the end isolationism in the country.
Concept note-3: -Definition and Summary of the Isolationism in the 1920’s The policy of Isolationism in the 1920’s attempted to isolate the United States from the diplomatic affairs of other countries by avoiding foreign entanglements and entering into alliances, and limiting foreign competition by imposing high import tariffs (Taxes).