The rule of Pericles was simply a period of time after the Persian Wars, where Athens was trying to recoup from the war. Oftentimes, this was used to build up the treasury to ensure that Athens would return back to its originally glorious state.
We weren't really involved in the war at all, it was like a normal day; but then pearl harbor came and as President Roosevelt quoted "a day that will live in infamy" this was the point where the U.S joined the war against Japan
I took this quiz. The correct answer would be C.
Hope I helped!