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: Social & Preventive Medicine
[{'content': 'STEPS is related: \nSelect and explain. \nA. To study surveillance of risk factors for noncommunicable diseases, B. To study surveillance of incidence for noncommunicable diseases, C. To study surveillance of moality for non-communicable diseases, D. To study follow-up to treatment of non-communicable diseases', 'role': 'user'}, {'content': 'Answer: A \nExplanation: To study surveillance of risk factors for noncommunicable diseases', 'role': 'assistant'}]