The Nurse in a Rural Clinic Is Talking with Some

The nurse in a rural clinic is talking with some patients about biofeedback. The nurse explains to the patients that biofeedback:

A) Is an alternative therapy.
B) Is a state of great mental and physical relaxation in which one is susceptible to suggestion.
C) Is a method to learn control of physiological responses based on the concept that the mind controls the body.
D) Is a complementary therapy in which one goes into a relaxed state and focuses on positive scenes.