Read the following conversation and answer the question.

W: Where is Jack? His manager is trying to catch him several times but has always just missed him.

M: That's because he is being in and out all day.

W: What's been going on?

M: It has been many emergency calls and he is the only technician available to go out and deal with them.

Question: What do we know about Jack? 

- He is a company manager.

- He makes emergency calls.

- He is a company technician.


He is a company technician.