Answer:
Option (D) is correct.
Explanation:
Economics refers to the study of the economy as a whole. The economics is studied at two different levels: (a) Microeconomics, (b) Macroeconomics
Economics is used to utilize the scare resources in a better way. We know that there are unlimited wants and desires of the people but resources to satisfy these wants are limited. Therefore, we have to allocate resources in a manner so that we can get the maximum satisfaction from them.
