This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of Health and Disease, Subject name: Social & Preventive Medicine
Pasteurization of milk is a type of - 
Select and explain. 
A. Primary prevention, B. Secondary prevention, C. tertiary prevention, D. None of the above
A: Primary prevention
Answer: A: Primary prevention 
Explanation: Ans. is 'a' i.e., Pimary prevention * Pasteurization of milk is done to prevent bacterial infection - primary prevention