Answer:
the posterior to the vertebral column
A) For it does not require a life long commitment, and it is not C) because it can be any substance not just tobacco!
Thus your answer is A) gradually but completely withdrawing substances from use !
Have a happy life !
:D <span />
Running. D, I was going to put down, A, but D is most logical as well.
The average flu is about two weeks but the most severe symptoms are in the first 5 days but can subside within 3 days.