It is difficult to suggest a course of action as no one knows what the perfect answer to this is. However, one strategy that seems to reduce the incidence of discriminatory practices is that of facilitating the interaction of people of many different races and backgrounds. Most of the time, discrimination comes from a fear of the unknown. People have prejudices and biases towards people who are different from them and this affects how they think about them. However, when people spend time in diverse communities, they tend to become more tolerant and accepting of those who are different to them.
It granted full toleration to all religions, including Christianity
Yes, teens think they have to do something in order to be cool and not get bullied. Like drinking, teens being pressured by their friends to drink and if they don't their not cool, is an example.
The Seattle longitudinal study of cognitive development discovered that among older people (d.) higher socioeconomic status is associated with higher levels of intellectual functioning. Interacting socially and economically is a great factor in keeping up your intelligence up to date.