Which logical fallacy is used in the text?
Does she do well in school because she's smart, or is it because she works hard?

 - slippery slope fallacy: the false assumption that a small first step will lead to extreme consequences
 - ad hominem: an attack against the person making the argument, rather than the argument itself
 - false dichotomy: an argument that presents only two choices when more options exist
The text argues that she must do well in school either because she's smart or because she works hard. However, someone can be both smart and hardworking. This illustrates a type of logical fallacy known as a false dichotomy.