The following questions deal with audit evidence for the sales and collection cycle. Choose the best response. 

a. To determine whether internal control relative to the revenue cycle of a wholesaling entity is operating effectively in minimizing the failure to prepare sales invoices, an auditor would most likely select a sample of transactions from the population represented by the 

(1) Sales order file. 

(2) Customer order file. 

(3) Shipping document file. 

(4) sales invoice file. 

b. An auditor is performing substantive tests of transactions for sales. One step is to trace a sample of debit entries from the accounts receivable master file back to the supporting duplicate sales invoices. What will the auditor intend to establish by this step? (1) Sales invoices represent existing sales. 

(2) All sales have been recorded. 

(3) All sales invoices have been correctly posted to customer accounts. 

(4) Debit entries in the accounts receivable master file are correctly supported by sales invoices. 

c. Which audit procedure is most effective in testing credit sales for overstatement? 

(1) Trace a sample of postings from the sales journal to the sales account in the general ledger. 

(2) Vouch a sample of recorded sales from the sales journal to shipping documents. 

(3) Prepare an aging of accounts receivable. 

(4) Trace a sample of initial sales orders to sales recorded in the sales journal.