Class in America

What is class in America

Owners of businesses
Managers
Skilled workers
unskilled workers
unemployed

Is it between those who don't receive a wage and don't have income from private sources.
Those who work for a wage.
Those who control other people's wages.
Those who don't receive a wage but have income from private sources

should we distinguish between the poor and working poor?

I don't think a monetary divide could be set.