A、Snowflakes of the first snow are dirty. B、It is difficult to see the snowflakes closely. C、We should enjoy snowflakes rather t

M: Can non-English majors attend seminars and lectures in all four weeks?
W: No, they can only go to this week’s lecture. During the next three weeks, the admission will be restricted to English majors.
Q: What can we conclude from the conversation?

W: What beautiful snow! The first snow is so heavy that it makes the world white. By the way, have you ever looked really closely at the snowflakes?
M: It is beyond my capacity. They usually melt too fast for me to get a close look.
Q: What does the man imply?