Answer :
I think it’s the last one, to examine principles that influence the production of goods and services
One purpose of studying economics is: D. to examine principles that influence the production of goods and services.
What is economics?
Economics can be defined as a field of science that is focused on the analysis and examination of various principles that influence the production, demand and supply of goods and services.
This ultimately implies that, one purpose for the study of economics is to examine certain principles that influence the production of goods and services.
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