Courtney is enrolled in an advanced physics class at her high school. she is one of only three girls in the class and she is aware of the notion that girls perform more poorly in math and science than boys. this knowledge may actually hinder courtney's performance in the class as a result of:

The correct answer is stereotype threat.

Stereotype threat refers to an unintentional negative consequence that occurs as a result of accepting false and unfounded stereotypes. In this instance, the notion that girls perform more poorly in math and science compared to boys could negatively affect Courtney by making her perform poorly in her advanced Physics class.