According to IIA guidance, which of the following statements is true regarding reporting the results...

According to IIA guidance, the results of ongoing monitoring of the internal audit activity's performance must be reported to senior management and the board at least annually. This ensures that the board and senior management are regularly informed about the effectiveness and efficiency of the internal audit function, aligning with the IIA's standards on quality assurance and improvement.

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