He wanted to expand the human knowledge of the word around them
After the U.S. landings at Inchon, the North Korean forces were retreating in disarray. MacArthur saw this as a moment to attack into China to reverse the Communist Revolution just a few years before. China attacked fearing the same.
Answer: C. Only communist governments have complete control of both the economic and political systems.
Explanation: The best answer from the choices provided is C.
Communist propaganda, preventing crimes, and distributing goods fairly, aided the victory of Chairman Mao in the Civil War in China.