I'm thinking B. But could be wrong:/
The main way in which aristocracy differs from an oligarchy is that the former is a social class of people, while the latter refers to when a state is ruled by a small elite.
Answer:
Ethnicity
Explanation:
An ethnic group or ethnicity is a grouping of people who identify with each other on the basis of shared attributes that distinguish them from other groups.
No it doesn't it states the peoples main rights in the whole nation