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': 'Iron supplements given for anemia,is which level of prevention \nSelect and explain. \nA. Primordial, B. Primary, C. Secondary, D. Tertiary', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Early diagnosis and treatment of disease comes under secondary level of prevention', 'role': 'assistant'}]