Which of the Following Violates the Generally Accepted Auditing Standard

Multiple Choice

Which of the following violates the generally accepted auditing standard indicated?

A) Opinion: Auditors issued an adverse opinion on financial statements.
B) Consistency: An auditor explained inconsistencies between a client's application of GAAP over the last two years.
C) Evidence: An auditor used last year's opinion as the only evidence for the current year's opinion.
D) All of the above violate the standards indicated.