People sometimes have to assess whether someone is a member of a particular group. in assessing whether someone is gay or a republican, for example, we often rely on the heuristic, which entails figuring out the degree to which

1- Representativeness;

2- someone resembles a category prototype.

Explanation:

Representativeness means to sympathize and fit into the interests and characteristics of a particular social class or people group. It is a competence attributed to an individual or an entity (political, sexuality, religion, etc.) based on the ability to perform such a role. In other words, representativeness makes us separate people into groups according to how much an individual resembles a category prototype.