In auditing accounts receivable, the negative form of confirmation request most likely would be used when:

a.Recipients are likely to return positive confirmation requests without verifying the accuracy of the information.

b.The combined assessed level of inherent and control risk relative to accounts receivable is low.

c. A small number of accounts receivable are involved but a relatively large number or errors are expected.

d.The auditor performs a dual purpose test that assesses control risk and obtains substantive evidence.