Please answer the following question: Read the following conversation and answer the question. M: Hi, Lily. Where were you at lunchtime? I was looking for you in the dining hall. W: Oh, sorry, I missed you. My English class ran late again. M: That's been happening quite often recently. Maybe it's because the final exams are coming up. W: Yes. After class, there is always a group of students hanging around the professor asking questions. How about you? Are yon ready for the exams? M: I've been studying a lot recently, but my math problems are really giving me a big headache. W: Don't worry, Tom. There's still one month to go before the exam. You have enough time to work them out. M: Well, I don't need to spend much time on other subjects. I can pay more attention to my weak subjects. Question: Why didn't the man see Lily at lunchtime? - She didn't have lunch at all. - She was busy preparing for the exam. - Her English class didn't finish on time.
A:
Her English class didn't finish on time.