A nurse is providing teaching to the caregiver of an older adult client who has Alzheimer's disease and is being cared for at home. The client wanders at night and has a history of previous falls. Which of the following instructions should the nurse include in the teaching? (Select all that apply.)

C Position the mattress on the floor. A Place the client in a reclining chair. B Install sensor devices on outside doors. E Put locks at the top of doors. D Encourage physical activity prior to bedtime.