单项选择题

Conversation 2
[听力原文]
M: I’m terribly sorry. I’m late.
W: I’ve only been waiting for over an hour, that’s all.
M: Yes, I know, I... I tried to get here in time, but just after I left home, the car broke down.
W: The car broke down
M: Yes, and.., well.., luckily.., there was a garage near me, and.., and it took them a while to repair it.
W: Why didn’t you at least phone
M: I would have! But I didn’t know the number of the restaurant.
W: You could have looked it up in the telephone book!
M: Yes, but... You’ll never believe this... I couldn’t remember the name of the restaurant. I knew where it was, but forgot the name.
W: I see, well, it was lucky you find a garage to repair your car.

Why did the man apologize()

A.His car broke down.
B.He forgot the telephone number.
C.He was late for the appointment.
D.He couldn’t remember the name of the restaurant.