Differences in religious, cultural and ethnic causes of reactivity bias in people because everyone will be proud of their own race, and look at the summary of other races.
Differences in religion, culture and ethnicity is a major cause of prejudice in general. Because everyone is proud of the race itself and look at the weaknesses of other nationalities.
Differences in religion, culture, and ethnicity is a big cause of the prejudice in the common people. Because everyone is proud of his race and look at the weak point of the race.