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: Forensic Medicine
[{'content': "Not associated with malignancy: JIPMER 13 \nSelect and explain. \nA. Down's syndrome, B. Turner syndrome, C. Noonan syndrome, D. Klinefelter syndrome", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Turner syndrome', 'role': 'assistant'}]