Question

Which of the following is an ingredient in cigarettes? A. Nicotine B. Formaldehyde C. 200 known poisons D. All of the above

Answer 1

D all of the above

Step-by-step explanation:

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Answer 2

D. All of the above

Step-by-step explanation:

Cigarettes contain Nicotine, Formaldehyde, and 200 known poisons. Thus, the answer is D. All of the above.