Respuesta :
How should it be ensured that goods and services are paid for is one of the not a key economic question from the given questions.thus, option C is correct.
What are the 3 main economic questions?
An economic system is any system of allocating scarce resources. Economic systems answer three basic questions: what will be produced, how will it be produced, and how will the output society produces be distributed?.
How should it be ensured that goods and services are paid for is not a key economic question.
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