Answer:
The answer is option A.
Step-by-step explanation:
Bartok was out of the nation amid World War 1, since he happened to be in the midst of some recreation in France. Upon his arrival to Hungary he was esteemed unfit for obligation, and he burned through the vast majority of the war going around Europe. The time when he really chose to leave Hungary on a more lasting premise, and because of basic conflicts with the Hungarian government, was amid World War 2, when he went to the United States to join the war exertion against the Nazis.