Whittington and Company is a CPA firm that audits publicly traded companies in the state of Oregon.Which of the following is true concerning Whittington and Company?a. Whittington and Company is regulated by FASB.b. Whittington and Company is hired by the companies that the firm audits.c. Whittington and Company should follow the auditing standards set forth by the AuditingStandards Board (ASB).d. Whittington and Company prepares the financial statements for the companies that the firmaudits.