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': "A pt. comes with rectal carcinoma situated 6 cm above dentate line with no nodal metastasis T/t of choice will be - \nSelect and explain. \nA. Ant resection -, B. APR, C. Radiotherapy, D. Hartman's procedure", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Here in this patient adequate margin is available for a colorectal anastomosis, so a LAR procedure can be done.', 'role': 'assistant'}]