I believe the answer is a.
Milk because it has more of a high quality of protein. So the answer is A.
Ruin your family life, and physical life. you will not have good friends, loose money, and everytime you drink/do drugs there is a chance that your next is your last (you dying) its very unsafe and can make you mean and irritatable when you are having a withdrawal (not good) you become desprate and might even steal to get money for more
The drug binding with receptors and drug blocking of receptors.