Answer:
A. neck
cervical spine is the spine in the neck
-trying to fit in
-peer pressure
-abuse
-fun
-for the "high" feeling
-to be popular
-...uhh..idk..lol
A person who smokes 1.5 packes daily gets 300 hits of nicotine to the brain each day. One cigarette has an average 10 nicotine in it. If one and a half pack has 30 sticks of cigarette. Nicotine is very very dangerous to a man's health. IT causes several types of caner. But the answer to your question is letter C - 300.
Just calm yourself down when you are emotionally distressed