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: Medicine
[{'content': 'The most impoant modifiable risk factor for atherosclerosis is: \nSelect and explain. \nA. Hyperlipidemia, B. Diabetes mellitus, C. Cigarette Smoking, D. Hypeension', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Answer is C (Cigarette Smoking) Cigarette smoking is the single most impoant modifiable risk factor for atherosclerosis. Smoking is the single most impoant modifiable risk factor for the development of Peripheral Aery Disease (PAD) Smoking cessation is the single most impoant target Pr coronary aery disease (CAD) Prevention Hypeension continues to be the most impoant of all modifiable risk factors for stroke', 'role': 'assistant'}]