Explanation:

- Ethnicity refers to a group of people who share common cultural traits, language, ancestry, and traditions.

- Ethnocentrism () is the belief that one’s own culture is superior to others. It often leads to judging other cultures by the standards of your own.

- Cultural snobbery means looking down on other cultures, but it is not a standard academic term—more of a casual expression.

- Cultural relativism is the idea that you should understand and judge a culture based on its own values and standards, not by comparing it to your own.

Correct Answer: Option 2, ethnocentrism.