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
[{'content': 'PAP smear is an example of \nSelect and explain. \nA. Early diagnosis and treatment, B. Health promotion, C. Specific protection, D. Disability limitation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Early diagnosis and treatmentRef : K. Park 23rd ed. / 41, 370* Pap smear is a screening test for cervical cancer. It is an example of secondary level of prevention. The mode of secondary level of prevention is by early diagnosis and treatment.', 'role': 'assistant'}]