Final answer:
The Marshall Plan was the plan to rebuild Europe after World War II and prevent the spread of communism. It provided economic aid to European nations, helping to rebuild infrastructure and restore industrial capacity in Western Europe.
Step-by-step explanation:
The plan to rebuild Europe after World War II and prevent the spread of communism was called the Marshall Plan. This plan, proposed by Secretary of State George C. Marshall, provided $13 billion in economic aid to European nations between 1948 and 1951. The funds were used to help rebuild infrastructure and restore industrial capacity in Western Europe, thus improving living conditions and creating stable democracies that were resistant to communism.