what is the best description of the engagement letter ?

Question 23 Not yet answered Marked out of 1.00 P Flag question What is the best description of the engagement letter? Select one: a. A letter from a successor auditor to a predecessor auditor asking to review the working papers for the previous year. b. The letter at the end of the audit engagement reviewing any concerns the auditors wish management to be aware of. c. The audit contract, which may include special requests. d. The letter soliciting a potential client