Final answer:
The independent outside auditor's request to see the report and workpapers from the engagement is not required to be considered in determining what is needed for the exercising of due care in an assurance engagement of treasury operations.
Step-by-step explanation:
In conducting an assurance engagement, the internal auditor is required to exercise due professional care. However, the question asks for something that is not required to be considered in determining what is needed for the exercising of due care in an assurance engagement of treasury operations. Therefore, the answer would be option C. The independent outside auditors requesting to see the report and workpapers from the engagement is not directly related to the internal auditor's determination of due care for the treasury operations assurance engagement.