Which of the Following, If True, Most Strongly Supports the Financial

Which of the following, if True, most strongly supports the financial officer's position?

A) The employees had received and duly signed a statement agreeing to uphold the company's code of ethics.
B) The coworkers who reported the alleged shady deals had ethical incidents in their own personnel files.
C) The firm recently conducted a social audit, which revealed concern about the firm's tolerance of predatory practices by sales personnel and their impact on workplace morale.
D) The company's code gives very detailed definitions of what separates a responsible business transaction from one that includes dishonesty.
E) The strong sales performance of this department was a major factor in improving the firm's viability during an economic downturn.