A Parent Asks the Nurse,"What Is Guided Imagery?" the Nurse

A parent asks the nurse,"What is guided imagery?" The nurse explains:

A) "It is a technique where the patient focuses on an image to relieve stress. "
B) "It involves using water to promote relaxation. "
C) "The patient enters a hypnotic state of sleep to promote relaxation. "
D) "It helps the patient recognize tension in the muscles with responses on an electronic machine. "