<P> LaGuardia Airport, Queens, New York (1937--39) </P> <Li> <P> U.S. Post Office, Rhinebeck, New York (1940) </P> </Li> <P> U.S. Post Office, Rhinebeck, New York (1940) </P> <Li> <P> Robeson County Agricultural Building, Lumberton, North Carolina (1937) </P> </Li>

Which of the following was a criticism of the works progress administration (wpa)