When reviewing the audit working papers of Coffee Ltd you find the following audit populations were used as the basis from which to select a random samples in response to an account balance, assertion at risk and an appropriate audit procedure. Which of these populations would be of most concern to you as being an inappropriate audit population, given the assertion at risk and the audit procedure selected?

Select one:

a.Completeness of purchasespopulation from which sample was selected was goods received notes, and the procedure was to trace purchases to inventory records.

b.Accuracy of purchasespopulation from which sample was selected was all purchases recorded, and the procedure was to check the purchase prices on the items selected and trace back to suppliers' invoices.

c.Accuracy of pay ratespopulation from which sample was selected was approved payroll, and the procedure was to test back to authorised pay rates.

d.Completeness of payrollpopulation from which sample was selected was payroll recorded in the payroll file, and the procedure was to ensure that the hours worked were matched with the details contained on the employee's time sheet.