Which of the following is true about the United States in World War II?

AIt first declared an isolated position, but later moved to diplomacy and intervention to help end the war.

BIt first declared an international position, but later moved to imperialism to take control of the situation.

CIt first declared an imperial position, but later moved to diplomacy and military isolation to avoid death.

DIt first declared a diplomatic position, but later moved to isolation as the war continued without relief.