Read the following conversation and answer the question.

W: Now, Mr. Sun, did you see the accident clearly?

M: Oh, yes. I was standing outside the post office.

W: Can you remember what time it happened?

M: Yes, it was 4:25 by my watch.

W: Good. Now, was the truck going fast?

M: Yes. Well, perhaps the driver thought the traffic lights were going to change to green. But they were red.

W: Are you sure, Mr. Sun?

M: Yes, absolutely sure.

W: Well, thanks a lot, Mr. Sun. Good-bye.

M: Good-bye.

Question: What are the two speakers talking about? 

- A fight in the street.

- A traffic accident.

- A robbery.


A traffic accident.