12. Which of the following would provide the CAE with guidance on how to achieve due professional care in an audit of the organization's sustainability program? I. IG for the Code of Ethics Principle - Objectivity. II. IG for Standard 1220 - Due Professional Care. III. PG Demonstrating the Core Principles for the Professional Practice of Internal Auditing. IV. PG Business Continuity Management. V. Position Paper "The Role of Internal Auditing in Enterprisewide Risk Management." a. II only. b. II and III only. c. I, II, and IV. d. I, II, III, IV, and V