Public policy对应

A.the practical authority granted to a legal body to administer justice within a defined area of responsibility，

B.the principled guide to action taken by the administrative executive branches of the state with regard to a class of issues， in a manner consistent with law and institutional customs.

C.Act of sending back， reference

D.classification and as qualification

正确答案：the principled guide to action taken by the administrative executive branches of the state with regard to a class of issues， in a manner consistent with law and institutional customs.