This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pancreas, Subject name: Surgery
[{'content': 'Pain relief in chronic pancreatitis can be obtained by destruction of: \nSelect and explain. \nA. Celiac ganglia, B. Vagus nerve, C. Anterolateral column of spinal cord, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Celiac plexus blockade in chronic pancreatitis is used for Pain Relief .', 'role': 'assistant'}]