c) Members of a subculture have some different norms than the culture to which they also belong.
Explanation:
A Subculture is a group inside the culture that have some different beliefs than the culture to which they belongs. Subcultures develop their own values and norms regarding political,sexual and cultural matters.
Specific Description. It's neither biased nor inappropriate, since both are factually true and informing about Stephanie. And it's not a cliched statement either.