"an american learns that people in culture z believe in bathing only twice a year and judges that culture negatively ("theyre dirty and primitive! "), at the same time, members of culture z learn that americans tend to bathe/shower almost daily and judges americans negatively ("theyre wasteful and compulsive! "). this is an example of: "

It's an example of Ethnocentrism

Explanation:

Ethnocentrism is a traditional human behavior. It's the tendency to see other cultures based on your culture. You see them as strangers because that belief, ritual, custom or way to see the world is not usual on your culture. And the same thing happens to them. It's completely normal when you have no contact with the culture you are studying.

Subtle Unconscious Discrimination

Explanation:

This form of discrimination is unintentional. It also does not bear bad intention. It is simply an automatic act of segregation that comes from groups with opposing beliefs or ways of life.

The American is shocked to find out that members of culture Z don't bathe daily or even monthly. He is shocked because the opposite is the case in his own culture.

He judges people of culture Z as dirty because if an American didn't bathe regularly, he or she would be tagged as dirty.

On the other hand, the person from culture Z is shocked to find out that Americans bathe regularly. The opposite is the case in Land Z. He judges the Americans to be wasteful because if a member of Culture Z bathed more often than twice a year, that person would be tagged abnormal or wasteful and compulsive.

answer; ///i believe the correct answer is (b) the writing of the ancients who lived in india after the indus valley inhabitants died out;