When Grace Reached Her 70s,she Began Having Difficulty Falling Asleep,staying

Multiple Choice

When Grace reached her 70s,she began having difficulty falling asleep,staying asleep,and sleeping deeply.During the day,Grace worried about having sleep trouble.One thing Grace could do to foster restful sleep is __________.

A) take frequent short naps during the day
B) use the bedroom only for sleep
C) take sleeping pills on a regular basis
D) cut back on exercise