A、Jack is dependable. B、Tom always tells the truth. C、Jack is wealthy. D、Tom is sometimes more foolish than Jack. A

W: Are foreign students allowed to work in your country?
M: Yes, it’s allowed, but only in the summer.
Q: When can the foreign students work?

W: How do you compare Tom with Jack?
M: Tom is clever and Jack is honest. I think Jack is more faithful.
Q: What do we learn from this conversation?