Who, among the following, is the author of 'Das-Kapital'

Das Kapital (or Capital: Critique of Political Economy) is a foundational text in communist philosophy and economic theory, written by Karl Marx, a 19th-century German philosopher, economist, and revolutionary socialist. The book analyzes the capitalist system, focusing on its modes of production, class struggles, and inherent contradictions. It laid the groundwork for Marxist economics and has significantly influenced political movements worldwide.