Unprofessional behavior has resulted in several high-profile financial scandals and business failures. Many blamed accounting professionals (mainly the external auditors) for failing to detect and/or report errors and fraud in financial reports. Leaders within major audit firms are urged to foster more ethical firm environments as a means of inhibiting dysfunctional auditor behaviors. a. Discuss with example, how the social learning approach can be used in accounting firms to foster auditors' ethical behavior. (15 marks-maximum 300 words) b. Evaluate the importance of practicing good ethics by accounting firms to have a sustainable business growth.