This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2018, Subject name: Surgery
[{'content': 'Common cause of chronic pancreatitis: \nSelect and explain. \nA. Chronic alcohol intake, B. Trauma, C. Pancreas divisum, D. Gallbladder stones', 'role': 'user'}, {'content': 'Answer: A \nExplanation: - Chronic Pancreatitis - M/C cause - chronic alcohol intake>smoking Aetiology: TIGAR-O-Classification: T: Toxic metabolic I: Idiopathic G: Genetic A: Auto immune R: Recurrent severe O: Obstructive Note: Rare causes: Congenital abnormalities such as: 1. Pancreas divisum2. Annular pancreas', 'role': 'assistant'}]