单项选择题

W:It seems I spend too much time on net search every day.
M:Things change,but not so rapidly that you will miss something important if You go and check there twice a week.
Q:What does the man mean?()

A.The woman should check the net every day.
B.The woman will never spend too much time on the net.
C.The woman can go online twice a week.
D.The woman will miss some new information if she doesn’t go online every day.