Which Action by the Nurse Will Be Most Important in Maintaining

Which action by the nurse will be most important in maintaining the medicolegal chain of evidence for a patient who has been sexually assaulted?

A) Label all specimens and materials obtained from the patient.
B) Educate the patient about the reason for baseline sexually transmitted disease ( STD ) testing.
C) Assist the patient in filling out the application for financial compensation.
D) Discuss the availability of the "morning-after pill" for pregnancy prevention.