17. Which of the following are required to have a written report regarding the assertion of another party? Financial Statement Operational Compliance Attestation Assurance Audit Audit Engagement Engagement Audit 18. In a financial statement audit, the auditor A) gathers evidence to determine whether the statements contain material errors or other misstatements B) must have a thorough understanding of the entity and its environment. C) determines whether the financial statements are stated in accordance with specified criteria D) all of the above. 19. Discuss the similarities and differences between financial statement audits, operational audits, and compliance audits. Give an example of each type