There are a variety of treatments available for people struggling with drug abuse. One type of treatment includes withdrawing gradually but completely from drug use. Which treatment best describes this process?

C= $20.45, you do how many songs multiply that by each song cost and add $9.95

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)

Iwould put 'think' in the blank

The answer is sensory neruon