Which of the following statements regarding the Reserve Bank of Australia's inflation targeting practice isfalse?

a) It has an official inflation target of2-3%CPI inflation.

b) It has an official inflation target of 2-3% headline inflation.

c) It has an official inflation target of 2-3% underlying inflation.

d) It does not focus muchon temporary price fluctuations of individualitems.

e) It allows the inflation rate to temporarily go outside the target band.