A、The woman doesn’t know how to read a map. B、The woman has a weak sense of direction. C、The man has also got lost in the forest

W: Prof. Williams didn’t tell me that his lecture was postponed. I went to the classroom only to find some students were preparing for the exam.
M: Actually, if you had been careful enough to have a glance at the bulletin, you would have known all the information.
Q: What does the man mean?

W: I can’t find where we are on the map. It seems that we are lost in the forest.
M: Don’t worry, dear. It’s exactly 12 o’clock, so our shadows must face the north, don’t they?
Q: What can we learn from the conversation?