In a Law Suit Brought by a Patient, a Nurse

In a law suit brought by a patient, a nurse can be found guilty of malpractice only if which of the following facts is proven

A) the nurse was the professional assigned to and responsible for the care of the patient
B) the nurse's actions failed to meet the standard of care for actions in providing care to the patient
C) the patient was injured as a direct result of the nurse's failure to meet the standard of care
D) all of the above
E) both a and c