问题详情

What can we learn from the passage？

A．The campaign is doomed to be a failure.

B．Not smoking for 28 days, one is sure to say goodbye to cigarette.

C．The campaign is a support for smokers to make up their mind to quit smoking.

D．To quit smoking, one doesn"t need support.

请帮忙给出正确答案和分析，谢谢！