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': "Commonest tumour among children 1-5 years inSouth Africa is - \nSelect and explain. \nA. Neuroblastoma, B. Wilm's tumour, C. Neurofibroma, D. Burkitts lymphoma", 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Burkitts lymphoma", 'role': 'assistant'}]