Which of These Was Not a Major Factor in West

Which of these was not a major factor in West Germany's economic recovery after World War II?

A) Monetary aid via the Marshall Plan
B) A large labor pool and unions willing to be cooperative
C) Social reforms such as universal medical insurance and paid vacation leave that gave the working class a reason to help make their countries successful
D) a free market economy modeled on that of the United States
E) Free trade among all NATO members that would be phased in over time