What Thesis Employ by G

What thesis employ by G. A. Cohen do traditional Marxists find problematic because of their inherent conservatism or inability to promote revolution? Select all, but only those that apply.

A) All elements of the social world are interconnected.
B) All components of the social world reinforce one another.
C) All components of the social world reinforce society as a whole.
D) Each aspect of society is shaped according to its contribution to the larger society.