An auditor wishes to test the completeness assertion for sales. Which of the following audit tests would most likely accomplish this objective?

1.

Select a sample of shipments occurring during the year and trace each one to inclusion in the sales journal.

2.

Select large individual sales recorded during the year and review supporting documentation.

3.

Compare accounts receivable turnover (net credit sales/average gross receivables) in the current year to that achieved in the prior year.

4.

Use common size analysis to compare recorded sales to sales recorded by other companies in the same industry.