According to IIA guidance, which of the following statements is true regarding audit workpapers?

Audit workpapers are essential documents that provide evidence of the audit work performed and the conclusions reached.

Option A: While review notes can be useful, they do not need to be retained if they do not add value to the audit evidence.

Option B: Audit workpaper documentation policies are typically established by the internal audit department, not reviewed or approved by the audit committee.

Option C: Management should not review the workpapers for accuracy as this could compromise the independence of the audit.

Option D: Preparing workpapers helps auditors document their work thoroughly, facilitating learning and professional development​​.