Staff on a Mental Health Unit Routinely Use Positive and Negative

Staff on a mental health unit routinely use positive and negative reinforcement when caring for patients with mental health disorders. Which action needs to occur before the staff can implement these approaches?

A) Have an HCP order to use the approaches.
B) Ensure all patients have medication orders for sedatives.
C) Place a set of four-point restraints within each patient's room.
D) Have the patient sign a consent form agreeing to this approach.