62 An wad or in review the accounts receivable balance of a client and note that a few customer secara info on the aging report have not been collected. The accounts are almost a year past du The auditor begin to suspect that there is an aws with the ternal control related to invoicing The auditor decided to let for the orience of sales made on credit Which form of evidence in more rolabio to most with the losting Discussing the contract with the client's controller Obtaining a copy of the invoice from the client Reviewing the accounts receivable aging Confirming the contract with a third party