This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Medicine
[{'content': 'Most common association with atherosclerosis is? \nSelect and explain. \nA. Less physical activity, B. DM, C. Increased uptake of unsaturated fatty acids, D. Cigarette smoking', 'role': 'user'}, {'content': 'Answer: D \nExplanation: The chemicals in tobacco smoke harm your blood cells. They also can damage the function of your hea and the structure and function of your blood vessels. This damage increases your risk of atherosclerosis. Atherosclerosis is a disease in which a waxy substance called plaque builds up in the aeries. Ref Davidson 23rd edition pg 445', 'role': 'assistant'}]