What is the best definition of nationalism

Nationalism is the identification with one's own nation and support for its interests, especially to the exclusion or detriment of the interests of other nations.

Explanation:

Basically ,Nationalism is a way of thinking that says that some groups of humans, such as ... ethnic groups, should be free to rule themselves.

some women in the middle and upper classes worked as doctors, government officials, or priestesses. both women and men enjoyed a better quality of life the higher they were on the social pyramid. the egyptians believed that their class system created a stable, well-ordered society. each group had its own role to play.

sonar maybe? ? i dont know the choices