Does Ethical Behavior Maximize Profitability

Does ethical behavior maximize profitability?

A) Yes,there is concrete evidence that ethical behavior will always maximize profitability.
B) No,there is concrete evidence that unethical companies will always outperform ethical companies.
C) Although there is no guarantee that ethical behavior pays in the short or long run,there is evidence that the ethical company is more likely to win financially.
D) There is strong evidence that ethical behavior pays financially in the long run,but not in the short run.