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: Pediatrics
[{'content': 'Recurrent obstruction, mass per rectum and diarrhoea in child – \nSelect and explain. \nA. Intussuception, B. Rectal prolapse, C. Internal hernia, D. Haemorrhoids', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Intussusception may cause\n\nDiarrhoea with currant jelly stool\nRecurrent obstruction\nMass per rectum due to advancing intestinal prolapse.\n\nAbout other options\n\nRectal prolapse, internal hernia and haemorrhoids do not cause diarrhea.', 'role': 'assistant'}]