Governments have a number of economic targets as part of their monetary policy.

Which of the following targets relate predominantly to monetary policy?

(1) Increasing tax revenue
(2) Controlling the growth in the size of the money supply
(3) Reducing public expenditure
(4) Keeping interest rates low

A. 1 only
B. 1 and 3
C. 2 and 4 only
D. 2, 3 and 4