The Family Members of a Critically Ill,90-Year-Old Patient Bring in a Copy

The family members of a critically ill,90-year-old patient bring in a copy of the patient's living will to the hospital,which identifies the patient's wishes regarding health care.You discuss contents of the living will with the patient's physician.This is an example of implementation of which of the AACN Standards of Professional Performance?

A) Acquires and maintains current knowledge of practice
B) Acts ethically on the behalf of the patient and family
C) Considers factors related to safe patient care
D) Uses clinical inquiry and integrates research findings in practice