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': "A 6 year old male presents with irreducible hernia. He had a dnoron seducible hernia for 5 years prior to this. He had bowel movement while examination at surgery, a Richter's hernia was found which of the following is true \nSelect and explain. \nA. It contains meckel's diverticulam, B. It presents lateral to the rectus sheath, C. It may allow normal passage & stools, D. It present through obturator tomamen.", 'role': 'user'}, {'content': "Answer: C \nExplanation: Richter's hernia is part of bowl wall entrapped in the hernial sac.\nLeads to partial occlusion of lumen.\nBowel movements.", 'role': 'assistant'}]