Can we draw the following hypothesis from the context (see options)? 

Context:

This paper discusses marijuana, crack/cocaine, tranquilizers, hallucinogens, amphetamines, heroin, alcohol, nicotine and caffeine to provide a framework for the author's argument that the legalization of drugs can in no way be deemed as ethical or moral.

Hypothesis: Some of the substances are mind altering.
Options are:
 (A). Yes;
 (B). It's impossible to say;
 (C). No;
(A).