Question: If the parameter to the makePayment method of the CreditCard class (see Code Fragment 1.5) were a negative number, that would have the effect of

If the parameter to the makePayment method of the CreditCard class (see Code Fragment 1.5) were a negative number, that would have the effect of raising the balance on the account. Revise the implementation so that it throws an IllegalArgumentException if a negative amount is sent as a parameter.

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