BRAINLIEST!!!! Which of the following most accurately describes the American entry into World War II?

A. Americans entered quickly, having learned from World War I that isolationism would not work.
B. Americans did not enter until the very end of the war, when they recognized the Axis Powers were weak.
C. Americans generally clung to isolationism until the attack on Pearl Harbor.
D. Americans generally opposed their country's participation throughout, with widespread protests.