Questions112-113refertothefollowinginvoice. TelephoneBillingStatement--CityPhoneCellular CityPhoneCellular DepartmentofBillingServices 51DublinSt.,Suite301 Springfield,WI InvoiceDate:08-15-2006 PaymentDueDate:09-14-2006 CustomerInformation Name:DesireEberhardt AccountNumber:10003483-FFT AccountInformation CurrentCharges:$61.59 OutstandingBalance:$35.08 TotalAmountOwed:$96.67 Payyourbillonlineatwww.cpcellular.comandreceiveadiscountof3%beforetaxesareadded.IfyouhavequestionsaboutthisorotherCityPhoneCellularpolicies,pleasecontactourcustomerservicedepartmentat1-888-349-5959. BillingSummaryAmountOwed CurrentCharges: CityPhonePremiumCellularPackage$49.95 StateTaxes$5.65 ServiceFee$5.99 TotalCurrentCharges$61.59 PreviousCharges: BalanceasofLastMonth$55.08 PaymentReceivedLastMonth$20.00 OutstandingBalance$35.08 TotalAmountOwed$96.67 HowcanCityPhoneCellularcustomersreceiveadiscount?
A.By applying for an account online B.By paying their balance early C.By calling the customer service department D.By paying over the Internet正确答案D