Which of the following is the responsibility of an internal auditor? 1.Assist operating management in implementing audit recommendations. 2.Provide management with value-added analysis to improve operations. 3.Become an advocate for changes to the internal audit activity charter. 4.Disclose nonfinancial risks that may be identified during the course of an engagement.
A. 1 and 3 only
B. 2 and 4 only
C. 1, 2, and 4 only
D. 1, 2, 3, and 4