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: Physiology
[{'content': 'Hypothyroidism should be treated with daily administration of which of the following thyroid hormone preparations? \nSelect and explain. \nA. Thyroid extract, B. Thyroglobulin, C. Thyroxine (T4), D. Triiodothyronine (T3)', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]