A、A traffic accident. B、A damaged store. C、A fight in the street. D、A dead driver. AWhat are the two speakers talking about?

W: Now, Mr. White, did you see the accident clearly?
M: Oh, yes. I was standing outside the department store.
W: Do you know what time it happened?
M: Yes, it was 4:30 by my watch.
W: Good, now, was the truck going fast?
M: Yes. Well, perhaps the driver thought they were going to change to green. But they were red.
W: Are you sure, Mr. White?
M: Yes, absolutely sure.
W: Well, thanks a lot, Mr. White. Goodbye.
M: Goodbye.