According to marx, the beliefs of the common people tend to support the interests of the capitalist system, not the workers themselves. this is

correct answer is the capitalist class control the production of ideas

Explanation:

solution

Karl Marx (  Marxism ) is social and political and economic philosophy

it is examine effect ofcapitalism labor or productivity  and the economic development

he argues for worker for revolution to overturn capitalism

and Marx believed that conflict will be ultimately lead to revolution

and so working class will overthrow capitalist class and control seize of economy

so it isbecause the capitalist class control the production of idea