Which logical fallacy is used in the text?
You think Steve should be class president? I just can't see it. He reads romance novels for fun.

 - ad hominem: an attack against the person making the argument, rather than the argument itself
 - false causation: the assumption that because two things happened together, one caused the other
 - circular reasoning: an argument that supports a claim with the claim itself
The text argues that Steve shouldn't be class president because he reads romance novels for fun. This is a personal attack on Steve that isn't relevant to whether he would be a good class president. This illustrates a type of logical fallacy known as ad hominem.