For each procedure, indicate the primary audit objective being satisfied: Perform alternative procedures for non-responses to accounts receivable confirmation requests. Occurrence Completeness - transactions Accuracy - transactions Timing Posting and summarization Existence Completeness - balances Accuracy - balances Cutoff I Detail tie-in Realizable value For each procedure, indicate the primary audit objective being satisfied: Examine purchase order for evidence of approval prior to ordering of goods. Occurrence Completeness - transactions Accuracy - transactions Timing Posting and summarization Existence Completeness - balances I Accuracy balances Cutoff Detail tie-in Realizable value For each procedure, indicate the primary audit objective being satisfied: Determine whether purchase orders are approved by system only for valid vendor numbers in vendor master file. Detail tie-in Completeness - transactions Accuracy - transactions Timing Posting and summarization Existence Completeness - balances Accuracy - balances Cutoff I Occurrence Realizable value For each procedure, indicate the primary audit objective being satisfied: Foot the accounts payable listing and agree the total to the general ledger. O Occurrence O Detail tie-in Accuracy - transactions Timing O Posting and summarization Existence Completeness - balances O Accuracy - balances O Cutoff Completeness - transactions Realizable value