The Nurse Observes a Withdrawn Schizophrenic Sitting Alone and Moving

The nurse observes a withdrawn schizophrenic sitting alone and moving her lips as if she is talking,but there is no audible sound.The nurse speaks to the patient by name,but the patient does not seem to hear.What action by the nurse is indicated initially?

A) Hug the patient's shoulders, say, "Hey, Mary! Are you praying?"
B) Document patient's nonresponsiveness and continued detached behavior.
C) Sit down in the chair next to the patient and touch her arm, say, "I am right here, Mary."
D) Touch the patient's shoulder, then join another group of patients.