A. To measure changes in quantity
B. To measure changes in price
C. To measure changes in a variable over time
D. To measure changes in demand
Correct Answer: To measure changes in a variable over time ✔
Last Updated: October 05, 2021
A. To measure changes in quantity
B. To measure changes in price
C. To measure changes in a variable over time
D. To measure changes in demand
Correct Answer: To measure changes in a variable over time ✔
Last Updated: October 05, 2021