A Patient Standing in the Dining Room Screams,"You Are Going

A patient standing in the dining room screams,"You are going to kill me!" He is very agitated and seems extremely frightened.He is mumbling to himself,and his eyes are darting as if tracking an unseen person.He then says repeatedly,"No! I can't! No!" Put the nursing interventions in the order they should be undertaken.
A) Send other staff to report the situation and obtain PRN medication.
B) Assure the patient that staff will make sure that everyone stays safe.
C) Clear the dining room of other patients and unnecessary personnel.
D) Explain that the medication will stop the voices,then administer it.