In order to remain effective and to complete the audits in a reasonable period of...

In general, project management best practices suggest that individual interviews during audits should be concise to remain effective and respect the time of all involved. While the exact duration can vary depending on the complexity of the audit, shorter interviews are typically encouraged to maintain focus and efficiency. References: For the exact duration recommended by the PPM, please refer to the official PPM study materials and the PMBOK® Guide for the specific sections on conducting audits and interviews.

For a detailed understanding, please refer to the official PPM study materials and the PMBOK® Guide for the specific sections on conducting audits and interviews.