This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Robotics, Laparoscopy and Bariatric Surgery, Subject name: Surgery
[{'content': 'Bariatric surgery with maximum benefits and comorbidity reduction:- \nSelect and explain. \nA. Roux-en-Y gastric bypass, B. Laparoscopic sleeve gastrectomy, C. Biliopancreatic diversion, D. Laparoscopic adjustable gastric banding', 'role': 'user'}, {'content': 'Answer: C \nExplanation: BPD is the most durable method of weight loss and control of obesity related comorbidities, including GERD.', 'role': 'assistant'}]