While reviewing the books at his firm, Chad Cooper noticed discrepancies between howthe firm recorded revenues last year and how it elected to record revenues during the recent quarter of the current year. As a recent business graduate, Chad felt confident that the changes needed clarification. To get another opinion, Chad suggested to the company's controller that the firm solicit . A. the assistance of the Government Accounting Standards Board. B. the services of a certified internal auditor. C. the services of a senior executive at the IRS. D.the services of an independent auditor.