【单选题】

Man: Would you like to go with me to the airport to pick up FrankWoman: I'd like to, but I have class till 2:00. And I know Frank's decided to take the early flight.Question: What does the woman imply
A．She won't be able to go with the man.

B．She doesn't think Frank is arriving until tomorrow morning.
C．She has to pick up Frank at 2:00.
D．She doesn't know when her class will end.