A、The man can correct his mistake later. B、The man didn’t answer the four questions correctly. C、The man was late for the test.

M: Is it true that you can’t take the pill?
W: Yes. It works well, but the side effects are really strong.
Q: Why doesn’t the woman use the medicine?

M: I don’t know whether I answered the fourth question correctly on the test.
W: Why worry about it? It’s too late now.
Q: What does the woman mean?