单项选择题

W: I hear that your son’ s working part4ime at the department store.
M: Yes. He works Monday, Wednesday, and Friday from 3 to 7 and all day Saturday.

Which days does the man’ s son not work()

A. Monday, Friday, and Saturday.
B. Monday, Wednesday, and Friday.
C. Tuesday, Thursday, and Sunday.
D. Saturday and Sunday.