M: You know you can park at the airport, right? ,F: It's got to be so expensive to leave your car overnight, though. ,M: No, it's not that much. Besides, the subway takes too long to get there.
(A) F: OK, I'll follow your advice to take the subway. (B) F: I am afraid I did not quite catch what you were saying. Please repeat it. (C) F: OK, but why don't you agree to drive to the airport? (D) F: OK, I'll follow your advice to find a cheap parking place.
B