Question

karl marxs theory of historical materialism puts forth the argument that social change occurs as a result of
developing and spreading new ideas.
conflicts between classes.
consensus among social members.
shifts in the balance of power between men and women.

Explanation:

Karl Marx's historical materialism emphasizes that social change is driven by class struggle (conflicts between classes) due to the economic base and social relations of production. Developing new ideas is more related to idealism, consensus is not his focus, and gender power shifts are not central to historical materialism.

Answer:

B. conflicts between classes.