This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thyroid, Subject name: Surgery
[{'content': 'Which of the following is a symptom of hypothyroidism? \nSelect and explain. \nA. Hyperactivity, B. Palpitation, C. Diarrhoea, D. Hair loss', 'role': 'user'}, {'content': 'Answer: D \nExplanation: First 3 are features of hypehyroidism ; alopecia is the feature of hypothyroidism.', 'role': 'assistant'}]