A Client in the Middle Stage of Alzheimer's Disease Has

A client in the middle stage of Alzheimer's disease has difficulty communicating because of cognitive deterioration. Which nursing intervention is appropriate to improve communication?

A) Discourage attempts at verbal communication owing to increased client frustration.
B) Increase the volume of the nurse's communication responses.
C) Verbalize the nurse's perception of the implied communication.
D) Encourage the client to communicate by writing.