The Marshall Plan was:
B. an economic plan to spend 12.5 billion dollars on reconstructing Western Europe.
This plan was initiated by the United States after World War II to aid in the economic recovery of Western European countries that had been devastated by the war. The Marshall Plan aimed to provide financial assistance for rebuilding infrastructure, industries, and economies in these war-torn nations. By injecting funds into the European economies, the plan not only helped in the reconstruction process but also aimed to prevent the spread of communism by promoting stability and prosperity in the region.