This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Medicine
[{'content': 'Non-alcoholic steatohepatitis seen in- \nSelect and explain. \nA. DM, B. Obesity, C. IHD, D. Gall stone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: <p >Davidson&;s principles and practice of medicine 22nd edition. #independent risk factors for disease progression are : age over 45,insulin resistance, obesity and hypeension. Of these most patients have insulin resistance. </p>', 'role': 'assistant'}]