Which of the following is false concerning the principal CPA firm's alternatives when issuing a report when another CPA firm performs part of the audit?

A.

Issue a joint report signed by both CPA firms.

B.

A qualified opinion or disclaimer, depending on materiality, is required if the principal auditor is not willing to assume any responsibility for the work of the other auditor.

C.

Make no reference to the other CPA firm in the audit report, and issue the standard unqualified opinion.

D.

Make reference to the other auditor in the report by using modified wording (a shared opinion or report).