The auditor decides to use the client's internal audit staff in the current audit. Which of the following is a false statement regarding the external auditor's responsibilities when using internal auditors to assist in a client audit? The external auditor should supervise and review all the work (papers) completed by the internal auditors. For routine audit procedures, the external auditor may rely on the professional judgment of the internal audit manager. The external auditor should determine the objectivity of the internal audit function by determining to whom the department reports in the organization. During the planning phase, the external auditor should obtain an understanding of the scope of the internal auditors' activities, audit procedures used, and their access to the client's records