W: Oh, I wish we had taken the lift. M: Cheer up. It's already on the 8th floor. W: But I am really tired out. M: Just think it's helpful for our health. W: Possibly, but if I know it was so far up, I wouldn't have suggested walking., Question: How does the woman feel about her suggestion? (A) It's helpful. (B) It's interesting. (C) She regretted her suggestion.
(C) She regretted her suggestion.