— I wonder if I _____ smoke here.

— No, you ______ . Couldn't you see the sign "NO SMOKING" on the wall?[ ]

A. can; needn't      

B. may; mustn't      

C. must; can't      

D. shall; won't

目前调整又船舶产生的油污民事责任的公约主要是：《国际油污损害民事责任公约》；（）。