Money is defined by three characteristics: it serves as a medium of exchange, a store of value, and a unit of account. These features facilitate transactions, allow savings, and enable price comparisons. Understanding these functions is crucial for economic literacy. ;
Money is characterized by three key functions: it acts as a medium of exchange, serves as a store of value, and functions as a unit of account. These features facilitate transactions, saving, and price comparisons within an economy. Therefore, option D is the correct answer.
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