A、On vocation. B、On business. C、Receiving treatment at the hospital. D、Studying hard at home. C

W: I’d like to send a card to my mother for Mother’s Day.
M: Oh, I didn’t know you had that tradition in your country.
Q: What does the man imply?

W: Hi, Peter, good to see you again. So you’re back at school now?
M: I’m still recovering, so I’m taking only two classes for the time being.
Q: What probably has the man been doing?