This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Social & Preventive Medicine
Installation and usage of Sanitary latrines by General public constitutes which level of prevention 
Select and explain. 
A. Health promotion, B. Specific protection, C. Early diagnosis and treatment, D. Disability limitation and rehabilitation
A: Health promotion
Answer: A: Health promotion 
Explanation: Ans. (a) Health promotion* Environmental modifications, viz., Safe water provision, Installation of Sanitary latrines, Improvement of housing conditions, Rodent/ insect control constitute Health promotion