The practical nurse (PN) is caring for a client with Alzheimer's disease who has a new prescription for donepezil. The family asks the PN how this will help their relative. Which explanation provided by the PN accurately describes the action of the medication?

C Improves functioning in clients with early Alzheimer's. D Helps to lessen the psychotic features of dementia. A Will cause sedation so that the client is less hostile. B Alters the progressive course of Alzheimer's disease.