Frustration, anger, and poor service is the result of applying your own cultural practices and beliefs to a situation involving someone from another culture.
Ethnocentrism is the tendency to look at the world primarily from the perspective of one's own culture. Part of ethnocentrism is the belief that one's own race, ethnic or cultural practices are most important or that some or all aspects of its culture are superior to those of other groups.
Understanding cultures is important, as it will help us overcome and prevent racial and ethnic divisions. Racial and ethnic divisions result in misunderstandings, loss of opportunities, and sometimes violence.
Hence, the answer is given and explained above.
To learn more about the culture here:
https://brainly.com/question/15284582
#SPJ4
