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': "Which one off the following is NOT a feature of Turner\\'s syndrome – \nSelect and explain. \nA. Short stature, B. Mental retardation, C. Coarctation of aorta, D. Lymphedema", 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]