Not a scientific answer, but because they are immature.
The answer should be “small amounts”
Answer: Carbon dioxide, nicotine, carbon monoxide, tar, and alcohol.
Explanation:
Metabolism is the process by which your body converts what you eat and drink into energy. During this complex biochemical process, calories in food and beverages are combined with oxygen to release the energy your body needs to function so i would say that it is A but i could be wrong so good luck
From a future orientation The student stressed to the client the importance of keeping the appointment