Which of the following is true about unemployment? a. the benchmark h

Which of the following is true about unemployment?

a. the benchmark high-employment level is most likely between 3 and 4 percent
b. In recent years, the appropriate benchmark high-employment level has risen.
c. Based on the experience of the 1960s, a 7 percent unemployment rate was too low to be sustained without a buildup of inflationary pressure
d. During the 1970s, the benchmark high-employment level rose but this was not observed by economists at the time.

ANSWER

D