The passage is probably from ______.

A．no heart disease will be found if people don't drink coffee
B．no one should drink more than two cups of coffee a day
C．the more coffee people drink, the more chance they'll get to have heart disease
D．women's heart disease has something to do with their drinking coffee

A．a peaceful way will soon be found
B．the teachers' strike will last long
C．students haven't been to school for two weeks
D．student can' t go into the school because their classrooms are tightly locked