A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
Answer:
A Daphne has more natural confidence and will likely continue to be more successful than Justin.
Answer:
I think the word is racism.
Explanation:
racism: prejudice, discrimination, antagonism against a person or people on the basis of their membership in a particular racial or ethnic group.
I got this definition from Bing: Oxford defintions