Answer:
B. Isolationism
Step-by-step explanation
Position of isolationism refers to a policy that is aimed to set our country apart from the affairs of other countries.
The Neutrality acts reflected isolationism policy because it was created due to the growing tensions that arise In European countries during the years leading up to World War II. The acts was intended to let other European countries that United States did not want to be involved with the war.
But United States abandoned this policy the moment Japan bombed the pearl Harbor.