听一段材料，回答下面几个小题。
What does the magazine talk about?
A.Junk food with too much fat.
B.Some guidelines on a healthy diet.
C.Principles of good nutrition.
What can we know about the woman’s diet?
A.Food without too much fat.
B.Food with much oil and sweet.
C.Food that is salty.
What does the man think of the woman’s diet?
A.It is not as healthy as the man’s.
B.It is not so healthy and needs improving.
C.It is healthy but not so delicious.