System desensitization is a psychological treatment method. When a stimulus that causes anxiety and fear appears in front of the patient, the patient is guided to relax, so that the patient gradually eliminates anxiety and fear, and no longer has a pathological response to the stimulus. It includes rapid desensitization method and contact desensitization method, etc. The former is that the therapist accompanies the patient in a situation that makes the patient feel scared until the patient is no longer nervous. The latter is to let the patient gradually contact the object of fear through demonstration, and finally achieve The purpose of overcoming fear.
According to the above definition, if you want to treat a child who is particularly afraid of snakes, which of the following treatment methods is contact desensitization?
Tell children interesting fairy tales about snakes, trigger children's happy emotions, and gradually reduce their fear of snakes.