27. Cathy: Long time no see. You are packing on the pounds. David: _______________ Cathy: You can go to the fitness center to stay in shape. David: You’re right. I am going to do that. (A) I know. I need to lose weight. (B) I know. I don’t have enough pounds. (C) No, I am not. I’m just fatter. (D) Thank you. I enjoy weight lifting.