Read the following conversation and answer the question.

W: What's the matter? Are you hurt?

M: I slipped on the stairs and fell down. I think my arm is broken.

W: Let me see. I don't think it's broken, but we are going to see the doctor right now.

Question: What has happened to the man? 

- He's broken his arm.

- He's hurt his arm.

- He's hurt himself.


He's hurt his arm.