The Consumer Price Index (CPI) Is a Measure of the _____

The consumer price index (CPI) is a measure of the _____

A) cost of a market basket of consumer goods and services relative to its cost in the base year.
B) change in the average price of a market basket of necessary goods and services.
C) cost of a market basket of consumer goods relative to the previous year.
D) change in the average price of all intermediate goods and services.
E) average price of all final goods and services relative to the average price in the previous year.