i need this asap plz, auditing, urgent!!

The following information is obtained by the audit trainee during the audit of a garment manufacturing company:- Audit objectives Audit procedures performed To ensure the existence of Agreed the individual debtor balance to the debtor debtors statement generated by the client's computerized accounting systeme (2)+ To ensure the accuracy of Recalculated the amount billed on the sales amount billed to invoice customers (3) To ensure the accuracy of Tied quantity in inventory ledger to the final stock the quantity of inventory list - held at warehouse at year- end date+ (4) To ensure the accuracy of Make a phone call to the creditor and confirmed creditor balances the balance over the phone (5)+ To ensure the legal Inspected photocopies of share certificates ownership of investment securities+ Required:+ Suggest ways to improve the reliability of these audit evidence, if appropriate. (5 marks) Audit Objectives 4 Suggestions for improvement (list out the item numbers)