Question: Real cash registers can handle both bills and coins. Design a single class that expresses the commonality of these concepts. Redesign the CashRegister class and

Real cash registers can handle both bills and coins. Design a single class that expresses the commonality of these concepts. Redesign the CashRegister class and provide a method for entering payments that are described by your class. Your primary challenge is to come up with a good name for this class.

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