Yes the government of the United States
The answer is A because drug tolerance makes it so you have to take more and more drugs to get the effect you want. Meaning you are more likely to do too much to get your high and overdose.
When you psychologically dependent on alcohol the person is mentally dependent on the substance, and can alter behavior or mood. When a person is physiological dependence on alcohol, the individual has an increased tolerance towards alcohol.
Calcium Phosphate.
Hope I spelled that right.
Hope that helps, have a good day. :)