Government Auditing Standards,published in a Document Called the Yellow Book

Multiple Choice

Government Auditing Standards,published in a document called the Yellow Book incorporate the AICPA standards and provide extensions that are necessary due to the unique nature of public entities.Which of the following is not one of the extensions?

A) Requirement that auditors have knowledge of government accounting and auditing
B) Higher materiality thresholds than in the private sector
C) Public availability of audit reports
D) Written evaluation of internal controls