What Should the Nurse Do to Decrease the Patient's Disorientation

What should the nurse do to decrease the patient's disorientation at night during the detoxification period?

A) Place the patient in a room with another recovering patient.
B) Instruct the patient to orient himself to his surroundings at bedtime.
C) Wake the patient up every 4 hours to eat a small snack.
D) Use nightlights and remove extra furniture from the room.