W: Is your sister older than you
M: No, she is 2 years younger. She is 18.

How old is the man（）

A. Return some books.
B. Read Matthew’s books.
C. Go home.
D. Leave class early.

A. It’s often cold and snowy.
B. It’s often wet and warm.
C. It’ s often cool and dry.
D. Not mentioned in the conversation.