Which of the following are required of the internal audit function per the Standards?

Evaluate the effectiveness of the audit committee annually

(A) Issue an overall opinion on the adequacy of the organizations system of internal controls annually.

(B) Evaluate the effectiveness of the audit committee annually.

(C) Obtain an annual representation from management acknowledging managements responsibility for the design and implementation of internal controls to prevent illegal acts.

(D) Asses whetehr the IT governance of the organization sustains and supports the organizations strategies and objectives.