How may prejudice and discrimination contribute to ethnocentrism?

The
relationship between prejudice and discrimination on the one hand and ethnocentrism on the other
is not one-way.  While prejudice and discrimination can help to bring ethnocentrism about,
ethnocentrism can also cause prejudice and discrimination.

Ethnocentrism is
the attitude that our own ethnic group is superior to others.  Naturally, such an attitude can
lead to prejudice and discrimination.  If you feel that your ethnic group is...