Our Weightlifting Coach Argues with Great Conviction About the Dangers

Multiple Choice

Our weightlifting coach argues with great conviction about the dangers of steroids, but you really can't take him seriously. I've been told by a trustworthy source that when the coach was our age he popped steroid pills every day.

A) You, too (tu quoque) .
B) Appeal to unqualified authority.
C) No fallacy.
D) Argument against the person, abusive.
E) Straw man.