The belief in the superiority of one's own culture is known as: polycentrism. ethnocentrism. egocentrism. theocentricism.

Ethnocentrism.

Explanation:

Ethnocentrism is the belief that one's culture and ethnicity is superior to others'. This centralization of one's beliefs and references to one's own background is the basis of an ethnocentric person.

This anthropological and social belief that one's background and culture is superior and better than someone else's, or that it is the best is what ethnocentrism is about. This societal belief makes a person be of the belief that his/her ethnicity is superior to others, and that judging other cultures is done from the perspective of his/ her own culture, putting one's own culture in the center and the basis of all evaluation.

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