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: Medicine
[{'content': 'Storage form of thyroid hormone - \nSelect and explain. \nA. Tri-iodo tyrosine, B. Tri - iodo tyronine, C. Thyroglobulin, D. Di-iodo thyrosine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]