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: Surgery
[{'content': 'All of the following regarding papillary carcinoma thyroid is true except - \nSelect and explain. \nA. Multicentric origin, B. Seocndaries to lymphnodes, C. Slowing growing, D. Bony metastasis in early stage', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]