Which of the following functions represents a weakness in internal control related to cash disbursements? A$.$ The general accounting department posts the payments to the general ledger after receiving the paid vouchers. B$.$ After the checks are mailed, the Treasurer returns the voucher packages to the accounts payable department for cancellation of the voucher and filing of the documents. C$.$ The Treasurer receives the unpaid voucher packages and then prepares, signs, and mails the checks. D$.$ Voucher packages are prepared and approved by the accounts payable