Which One of the Statements Below Would Be Considered a Reason

Which one of the statements below would be considered a reason why business people may not realize they are behaving in an unethical manner?

A) They fail to question if the business decision is ethical
B) They acknowledge the need for human rights
C) They are aware of the cultural differences between countries
D) They are driven by the acquisition of profits
E) They have a personal code of ethics that they believe does not apply in the country