George Washington was a successful leader and an unusual person. He was a good general. He led the army to victory during the American Revolution. He was able to use his experience as a general in the army to lead people. He became our nation’s very first president. Which detail is a piece of evidence supporting the reason "George Washington was a good general”?

A. He had prior military experience.
B. He became our nation’s very first president.
C. He led the army to victory during the American Revolution.
D. George Washington was a successful leader and an unusual person.