M: You look tired. Where did you go? ,F: I planned to see the doctor, but I needed to meet my clients at the railway station.
(A) M: So you have to go to the office to pick up your daughter. (B) M: Why do you want to see a doctor if you are not feeling ill and not tired? (C) M: I am sorry. You spoke so rapidly that I did not catch the meaning of what you said. Could you repeat that? (D) M: So you have to go to the railway station.
D