When planning care for a patient diagnosed with Alzheimer disease (AD), which of these interventions is most therapeutic?

As the ability to communicate verbally declines, nonverbal communication may become more prominent. Encouraging both can facilitate communication and decrease frustration. Speaking clearly and calmly is effective, but increasing the volume of the voice is not effective and can increase the patient's anxiety. Giving several directions at a time is useless and frustrating for the patient.