F: Eric, how long will you be in China? ,M: I don't know, well my contract here is for one year and I don't know what I should do after that, maybe going around for a while.
(A) F: You only study there for a semester? That's about half a year. (B) F: So you'll spend at least 6 months after the half-year contract. (C) F: That's at least one year. You should go around to more cities. (D) F: I didn’t hear you. Please could you tell me again?
C