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': 'All of the following about Turner syndrome are true, except: MAHE 09, 11; AP 08; UPSC 09, Bihar 11; CMC (Vellore) 14 \nSelect and explain. \nA. Amenorrhea, B. Mental retardation, C. Sho stature, D. Coarctation of aoa', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. Mental retardation', 'role': 'assistant'}]