Answer: (B) Ethnocentrism
Explanation:
The ethnocentrism is one of the practicing in which the person beliefs that their values are superiors as compared to others such as behavior, language and the religion.
The ethnocentrism is the term that is used refers to the various types of religion group in which the people use their own culture for judging the other people culture.
According to the given question, Bertha travels to the Italy and she does not like the timings of the restaurants as it usually open for the dinner at 7 PM and the she likes to east the dinner at 5 PM. So, Bertha is practicing the ethnocentrism.
Therefore, Option (B) is correct answer.