Question

marx and engels believed the industrial revolution had separated people into two separate classes: the bourgeoisie and the
utopians
proletariat
appendages
capitalists

Explanation:

Marx and Engels' class - struggle theory divides society into two main classes. The bourgeoisie are the capital - owning class. The proletariat are the working class who sell their labor. Utopians refer to those with idealistic (often impractical) social ideas. Appendages is an incorrect term in this context. Capitalists are part of the bourgeoisie.

Answer:

proletariat