John is offered an attractive incentive to steal sensitive information about his company's wealthy investment customers. Which of the following statements best reflects John's thoughts if he is at the principled level of moral development?
选项：

A: My job is to protect the information that this company deals in and I should not be violating my duties.
B: By stealing from another person, I will be in violation of the moral standards I've come to expect of myself.
C: If my involvement is detected, my friends and family would be humiliated by my actions.
D: If I am convicted for this crime, I will surely be imprisoned and will probably never be employed anywhere else.