According to the theory of social darwinism, what class had the most social value?

Social Darwinism viewed the wealthy aristocracy, or upper class, as having the most socially valued class. It was believed that social status was largely heredity. This means that the social classes were divided due to genetics.

pls be more elaborate

the answer should be:

their party has more members.

if i am right, give me a 5 star rating!