Question：Which one of the following correctly places the three main sources of rules in ascending order (minimum level of *, higher level, highest level of *)?
　　A. Non-statutory regulations / Ethics / The law.
　　B. The law / Ethics / Non-statutory regulations.
　　C. The law / Non-statutory regulations / Ethics.
　　D. Ethics / Non-statutory regulations / The law.
　　The correct answer is: The law / Non-statutory regulations / Ethics.
　　Ethical * is seen as the highest level of * that society expects. Your * goes further than just meeting your legal and non-legal obligations.