Answer: A systematic, oppressive treatment based on racial group membership and the beliefs, behaviors, institutional organizations, or attitudes that favor one group over another.
Explanation:
Talking to a person you do not know, an email to a business representative, and similar would be situations where someone would have to use formal language.
It was primarily "James Madison" who tried to keep tempers under control during the Constitutional Convention, since he was very much in favor of the ratification of the Constitution.