QUESTION 11 Of the following, which is the least persuasive type of audit evidence? O A. Documents mailed by outsiders to the auditor O B. Correspondence between the auditor and third party vendors O C. Copies of company sales invoices inspected by the auditor O D. Computations made by the auditor QUESTION 12 Audit documentation O A. Must be in electronic form only O B. Must be in paper form only OC. Is not required, but is strongly recommended O D. May be in paper, electronic, or some other form QUESTION 13 The permanent audit file usually includes O A. Working trial balance OB. Organizational chart OC. Audit plan O D. Audit programs