According to IIA guidance, an appropriate role for the internal audit activity includes coaching management in responding to risks. This involves providing advice, facilitating workshops, and sharing best practices to help management identify, assess, and mitigate risks effectively. Internal auditors can offer insights and recommendations based on their evaluations but should not take on management responsibilities.
Implementing risk responses on management's behalf (B), imposing risk management processes (C), and setting the risk appetite (D) are not appropriate roles for internal auditors, as these activities fall within the purview of management. The internal audit function should maintain its independence and objectivity while supporting and enhancing the organization's risk management efforts.
References:
* IIA Position Paper: The Role of Internal Auditing in Enterprise-Wide Risk Management
* IIA Standard 2120: Risk Management

By declining the offer of expensive tickets from the manager of an area currently being audited, the internal auditor demonstrated objectivity. Objectivity is a fundamental principle of the IIA Code of Ethics, which requires auditors to make unbiased and impartial judgments during their audits. Accepting gifts could compromise the auditor's ability to remain impartial, thereby affecting their objectivity.References: IIA Code of Ethics.

When the Chief Audit Executive (CAE) reports to the Chief Financial Officer (CFO), there is a potential risk of impairing the independence and objectivity of the internal audit function. This reporting relationship might limit the scope of audit engagements, especially in areas that could affect the CFO, such as financial reporting or other areas directly under the CFO's control. The CAE should ideally report functionally to the board or audit committee to maintain independence, as suggested by The IIA standards.References:
* IIA Standard 1110: "Organizational Independence"

An impairment to an internal auditor's objectivity when performing a review of the organization's procurement function would occur if the internal auditor worked as a sourcing specialist before joining the internal audit activity. Having previously worked in a role closely related to the function being audited, the auditor may have preconceived notions or biases that could affect their ability to perform an objective audit.References: The IIA's International Standards for the Professional Practice of Internal Auditing on objectivity.

The best example of a risk appetite statement concerning an investment portfolio is one that explicitly states a tolerance level for investment earnings volatility, such as "We have a moderate tolerance for investment earnings volatility with a target value at risk of $50 million." This statement directly addresses the organization's willingness to accept risk and quantifies it, which is characteristic of effective risk appetite statements.References: IIA best practices on defining risk appetite, which recommend quantifying risk tolerance in financial terms to guide strategic decision-making.