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': 'Replacement dose of thyroxine is \nSelect and explain. \nA. 0.1 - 0.2 mg, B. 0.3 - 0.4 mg, C. 1 - 2 mg, D. 3 - 4 mg', 'role': 'user'}, {'content': 'Answer: A \nExplanation: • Daily replacement dose of thyroxine: 1.6 μg/Kg body weight (0.1-0.15 gm) .\n• For TSH suppression (in PTC and FTC), dose of thyroxine: 2.7 μg/Kg body weight.', 'role': 'assistant'}]