If a company's senior executives are really serious about enforcing ethical behavior, then they should consider doing all of the following except
A. requiring all employees to sign a statement annually certifying that they comply with the company's code of ethics.
B. openly encouraging company personnel to report possible infractions via anonymous calls to a hotline or e-mails sent to a designated address.
C. withholding bonuses from company personnel if more than five ethical violations are discovered in any one year.
D. conducting an annual audit of each manager's efforts to uphold ethical standards and require formal reports on the actions taken by managers to remedy deficient behavior.