Which of the Following Statements Is True

Which of the following statements is true?

A) The U.S.economy grew at a higher rate in the 1980s than it did in the 1960s
B) The Leading Economic Indicators Index is useful for predicting economic recessions,but not economic expansions
C) The economist most often associated with theories of innovation used to explain business cycles is Milton Friedman
D) A small reduction in economic growth can have large long-run effects on real GDP
E) All of the above statements are false