Final answer:
The International Standards for the Professional Practice of Internal Auditing primarily aim to establish the basis for evaluating the performance of internal auditors. Option d.
Step-by-step explanation:
One of the purposes of the International Standards for the Professional Practice of Internal Auditing, as stated in the Introduction to the current version of the Standards, is to establish the basis for evaluating internal auditing performance option d. These standards, also known as the Internal Audit Standards, serve as a framework that provides guidance for the professional practice of internal auditing, ensuring consistency and quality within the profession. The standards aim to guarantee that internal auditors conduct their work with independence, objectivity, and a consistent methodology, and that their performance can be evaluated against a recognized set of criteria.