pyq/2013/prelims/82
A rise in the general level of prices may be caused by:
1. an increase in the money supply
2. a decrease in the aggregate level of output
3. an increase in the effective demand
Select the correct answer using the codes given below.
(A) 1 only
(B) 1 and 2 only
(C) 2 and 3 only
(D) 1, 2 and 3