Which of the following words is most appropriate to describe Steve after the summer school course

A．Sam is crying for help because he is suffering headache.
B．Sam has been waiting for the disease to work out itself.
C．Sam has waited for a while for Alice to get medicine for him.
D．Sam agrees to the advice of taking more liquid and medicin

A．His nose is running.
B．He has caught a cold.
C．He has got a headache.
D．He has got ache all over.