Choose the One Alternative That Best Completes the Statement or Answers

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-The parking lot at a grocery store has 65 cars in it. 80% of the cars are two-door. How many cars are two-door?

A) 520 cars
B) 8 cars
C) 52 cars
D) 81 cars