What does the campaign intend to tell people？A．Smokers will quit smoking if they don"t smo

What does the campaign intend to tell people？

A．Smokers will quit smoking if they don"t smoke on the 28th of this month.

B．Smokers will smoke again if they don"t touch cigarette for 28 days.

C．Smokers can quit smoking if they refuse to smoke five times a day.

D．Smokers are more likely to quit smoking if they don"t smoke for 28 days.

请帮忙给出正确答案和分析，谢谢！