(A) to prevent Germany from taking over Europe
(B) to protect United States citizens living in Europe
(C) to protect Europe from an invasion by Russia
(D) ** to protect United States trade with other countries
EXPLANATIONS BELOW
Concept note-1: -Germany’s resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson’s decision to lead the United States into World War I.
Concept note-2: -When WWI began in Europe in 1914, many Americans wanted the United States to stay out of the conflict, supporting President Woodrow Wilson’s policy of strict and impartial neutrality. “The United States must be neutral in fact as well as in name during these days that are to try men’s souls.
Concept note-3: -Without U.S. entry, there would have no Versailles Treaty, termed a “diktat” by Hitler, who used it to arouse Germany against the Weimar Republic and Wilson’s League of Nations.