Elise travels across Thailand with her friends and, to her surprise, finds the country quite unlike the United States. "I hate the food," she tells her family at home. "I hate the language, I hate the weird customs and awful music. America is clearly the best place to be." This is an example of .

The answer is ethnocentrism.

Explanation:

Ethnocentrism is defined as the idea that one's own culture is superior to others, especially regarding aspects such as culture, language and customs.

The phenomenon is believed to be a learned behaviour. It can be explained because a person that has resided in a certain country or area for a long time has probably acquired its predominant values and ideas. This is called acculturation.

Ethnocentism in the extreme can lead to hostile attitudes towards out-groups and discrimination.