Which of the Following Statements Concerning Bariatric Surgery, or Gastrointestinal

Which of the following statements concerning bariatric surgery, or gastrointestinal surgery for the obese, is true?

A) Bariatric surgery permanently alters the digestive process.
B) Bariatric surgery usually involves implants added to the stomach to make a person feel more "full."
C) Modern surgical techniques make the operation easily reversible after a person returns to his or her desired weight.
D) Because of the low risk of side effects or harmful consequences, doctors are beginning to recommend bariatric surgery before prescribing pharmaceutical medications to lose weight.