A、Half an hour late for the show. B、The first scene had started. C、The second scene was about to start. D、After the interval of

W: Oh, something in this room is making me headache. I must be allergic to something.
M: Hmm. I wonder what it is.
Q: What does the man want to know?

M: Oh, at last. What made you come so late, Susan? The show’ s already started. Don’t you hear the audience roaring with laughter?
W: I’ m awfully sorry you waited so long for me. David didn’ t return my car, so I took a taxi, but the driver didn’ t know the road. Hurry up, let’ s go in. The lights have gone up. Well, we missed the first scene.
Q: When did the woman arrive?