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': 'Grape - like, polypoid, bulky mass protruding through vagina in 4 - year old girl is characteristic of \nSelect and explain. \nA. Fibrosarcoma, B. Leiomyosarcoma, C. Inflammatory polyp, D. Sarcoma botryoides', 'role': 'user'}, {'content': 'Answer: D \nExplanation: sarcoma botryoides\xa0:\n\nIt is a variant of embryonal from of rhabdomyosarcoma.\nHere tumour project into body cavity like a bunch of grapes.', 'role': 'assistant'}]