A Nurse Is Giving a Presentation on Steroid Abuse to a Group

A nurse is giving a presentation on steroid abuse to a group of adolescents.One of the students comments that growth hormone is safe because it is a natural product.The nurse's response would be based on the knowledge that:

A) growth hormone is more likely to be a drug of abuse among older individuals,because adolescents have sufficient growth hormone already present.
B) adolescents rarely abuse growth hormone because it is not as readily available as anabolic steroids.
C) adolescents might abuse growth hormone to improve their athletic performance or to impress others with their enhanced appearance.
D) growth hormone is safe for adolescents to use but should not be used by anyone whose bone ends are fused.