cigarettes and snuff chewing tobacco and snuff cigarettes and chewing tobacco cigarettes, chewing tobacco, and snuff
I gave my students this multiple choice question: Tobacco has been linked to many health problems. What is the most complete list of forms of tobacco that cause cancer?

Only one answer is correct among these 4 choices:
- cigarettes and snuff
- chewing tobacco and snuff
- cigarettes and chewing tobacco
- cigarettes, chewing tobacco, and snuff

Could you tell me which one is correct?

cigarettes, chewing tobacco, and snuff