Question

karl marx was an influential german thinker and revolutionary who pioneered the idea of capitalism utopianism communism mysticism

Explanation:

Karl Marx is widely known for his contributions to the development of communism. His works, such as The Communist Manifesto (co - written with Friedrich Engels) and Das Kapital, laid the theoretical groundwork for communist ideology. Capitalism is the economic system he critiqued. Utopianism is a more idealistic and less scientific form of social thought compared to Marx's scientific approach to communism. Mysticism is a spiritual or religious concept that has no direct relation to Marx's political and economic theories.

Answer:

communism