请翻译并解析答案M：Sorry, but I can't go and have a cup of coffee wit

请翻译并解析答案
M：Sorry, but I can't go and have a cup of coffee with you now. I've only
done half the readings for the philosophy class tomorrow.
W：And I thought I was a slow reader
(A) She reads more slowly than the man does.
(B) She has a 1ot of material to read before she has coffee.
(C) The man does more work than is necessary.
(D) The man seems to be taking a long time preparing for philosophy class.