Which of the Following Are the Four Categories of Professional

Which of the following are the four categories of professional engagements that the Government Auditing Standards identifies?

A) Financial audits, attestation engagements, performance audits, and nonaudit services.
B) Preparation of financial statements, attestation engagements, performance audits and financial audits.
C) Financial statement preparation, consulting, performance audits, and financial audits.
D) Financial statement preparation, financial audits, performance audits and preparation of financial statements.