Answer:
Option (b) is correct.
Step-by-step explanation:
Inflation rate refers to the rate at which the prices of goods and services are increased.
Inflation rate:
= Percentage Change in Consumer Price Index
= (100 - 110) ÷ 110
= - 10 ÷ 110
= - 0.0909, or - 9.09%
So, this is a Deflation of 9.09% (9.1%), and a deflation means that value of money has increased.