When treating substance abuse as a biological disease the acceptable treatment goal is complete abstinence. Abstinence<span> is a self-enforced restraint from indulging in bodily activities that are widely experienced as giving </span>pleasure<span>. Most frequently, the term refers to </span>sexual abstinence<span>, or abstinence from </span>alcohol<span> or </span>food<span>. </span>
The answer is should be D because A includes food tracking, B includes your feelings which is really a diary, C you fitness log should not have picks of ur friends. So that leaves me with D.
You should do this by putting the blood sample in a secure container. Then put it in a bag and label the substance. After this take it to the lab and do what is needed for the experiment.