An Older Female Client with Delirium Becomes Agitated and Confused

An older female client with delirium becomes agitated and confused at night. The nurse's most important strategy for this is to do which of the following?

A) Turn off the television and radio, and use a nightlight.
B) Keep soft lighting and the television on during the night.
C) Change the client's room to one nearer the nurses' station.
D) Play soft instrumental music all night, and do not turn down the lights.