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': 'Most common type of carcinoma of thyroid \nSelect and explain. \nA. Papillary, B. Follicular, C. Medullary, D. Anaplastic', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Papillary carcinoma\nPapillary carcinoma is the most common thyroid malignancy.\xa0\nNonetheless, when papillary cancer is diagnosed most patients will be\xa0 offered\xa0 treatment.\xa0 The\xa0 disease\xa0 is\xa0 known\xa0 for\xa0 its\xa0 propensity for lymph node metastases. These are more common in younger patients, in whom they do not affect the otherwise excellent survival.\nReference: Bailey & Love’s short practice of surgery , 27th\xa0 ed page no 818', 'role': 'assistant'}]