This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
[{'content': 'Among the given populations risk of hernia is least in \nSelect and explain. \nA. Smokers, B. Pregnant, C. Elderly, D. Obese', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Inguinal hernia is less common in obese patients, with hernia risk being negatively related to body mass index (BMI). Hernia is more common in smokers.Hernia development is more common in pregnancy due to hormonally induced laxity of pelvic ligaments. It is also more common in elderly people due to degenerative weakness of muscles and fibrous tissue. Ref: Bailey and love 27e pg: 1024', 'role': 'assistant'}]