This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Recurrent intussusception occurs in about: \nSelect and explain. \nA. <1%, B. 1-5%, C. 5-10%, D. 10-20%', 'role': 'user'}, {'content': "Answer: C \nExplanation: Recurrent intussusception occurs in 5 to 10% of patients, independent of whether the bowel is reduced radiographically or surgically. Ref: Schwaz's principle of surgery 9th edition, chapter 39.", 'role': 'assistant'}]