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': 'All are primary level of prevention EXCEPT: March 2013 (e) \nSelect and explain. \nA. Installation of sanitary latrines, B. Immunization, C. Provision of safe water, D. Mass treatment', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D i.e. Mass treatment Primary prevention It refers to: - Health promotion, which fosters wellness in general and thus reduces the likelihood of disease, disability, and premature death in a nonspecific manner, as well as - Specific protection against the inception of disease. Examples of the former include the: -- Promotion of physical activity and prudent dietary practices; - Smoking avoidance or cessation; and the - Mitigation of stress. Immunization is a clear example of the latter.', 'role': 'assistant'}]