According to Karl Marx,what Is the Relationship Shared by Capitalists

According to Karl Marx,what is the relationship shared by capitalists and workers in a capitalist society?

A) Workers have as much opportunity to advance themselves socially as the capitalist owners.
B) Workers and capitalists are both responsible for improving the economic conditions of the society.
C) Capitalists discriminate amongst workers on the basis of religion and education.
D) Capitalists expropriate for their own use the value created by workers,while paying workers only subsistence wages in return.