Which statement about an auditor’s working papers is true?

1. A Option A: They document the level of independence maintained by the auditor
2. B Option B: They should not contain details regarding weaknesses in the internal control system
3. C Option C: They should be considered the principal support for the auditor's report
4. D Option D: They help the auditor to monitor the effectiveness of the audit firm’s quality control

Answer checked 11 October 2026 · How we write and check questions