The internal audit activity completed its analysis of sample transactions to determine occurrences of double billings According to If A guidance, which of the following best demonstrates that internal auditors exercised due professional care during the review?

The internal audit activity completed its analysis of sample transactions to determine occurrences of double billings According to If A guidance, which of the following best demonstrates that internal auditors exercised due professional care during the review?
A . Internal auditors found no instances of double billing and concluded there were no significant risks in this area.
B . Internal auditors documented the scope and methodology of the data testing.
C . Internal auditors discussed with management how data is safeguarded.
D . Internal auditors received formal performance feedback from the engagement supervisor.

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Answer: B

Explanation:

According to IIA guidance, demonstrating due professional care includes adequately planning and supervising the engagement, and documenting the scope and methodology of the audit procedures performed. Option B best demonstrates that internal auditors exercised due professional care by documenting the scope and methodology of the data testing, which is essential for ensuring the engagement’s objectives are achieved, and any conclusions drawn are well-supported.

Reference: The Institute of Internal Auditors (IIA) – International Standards for the Professional Practice of Internal Auditing.