An internal auditor collected several employee testimonials Which of the following is the best action...

Internal auditors must corroborate employee testimonials with tangible evidence to ensure the reliability and validity of the findings. Relying solely on testimonials without supporting evidence can lead to inaccurate conclusions. Standard 2310 – Identifying Information of the International Standards for the Professional Practice of Internal Auditing emphasizes that sufficient, reliable, relevant, and useful information should be obtained to achieve the engagement’s objectives.

Institute of Internal Auditors (IIA), International Standards for the Professional Practice of Internal Auditing (Standards), Standard 2310 – Identifying Information.