Each of the Following Was Part of Milton Friedman's Critique

Each of the following was part of Milton Friedman's critique of the dominant tradition in macroeconomics in the 1960s except

A) then-standard models greatly overestimated the government's ability to manage and control the economy.
B) then-standard models greatly overestimated the power of fiscal policy and greatly underestimated the power of monetary policy.
C) then-standard models greatly underestimated the degree of fixed prices.
D) the measurement of the money supply told you most of what you needed to know about how economic policy was working.