Given the Following Enthymeme: Chewing Tobacco Is Not a Safe

Multiple Choice

Given the following enthymeme: Chewing tobacco is not a safe substitute for cigarettes. After all, it causes cancer of the mouth.
The statement needed to convert the enthymeme into a valid syllogism is:

A) There is no form of tobacco that is safe to use. (Conclusion)
B) Cigarettes cause lung cancer and emphysema. (Conclusion)
C) No product that causes cancer of the mouth is a product that anyone should use. (Premise)
D) Users of chewing tobacco are not required to go outdoors to use it. (Premise)
E) Any product that causes cancer of the mouth is not a safe substitute for cigarettes. (Premise)