This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Concept of Control, Subject name: Social & Preventive Medicine
Which of the following is primordial prevention - 
Select and explain. 
A. Avoiding nicotine, B. Chemoprophylaxis, C. Vaccination, D. Screening
A: Avoiding nicotine
Answer: A: Avoiding nicotine 
Explanation: Ans. is 'a' Level of prevention Examples o Primordial prevention o Discouragement from adapting a harmful lifestyle, e.g. smoking o Primary prevention o Immunization (vaccination) o Chemoprophylaxis o Nutritional supplementation programmes o Chlorination of water o Using a mosquito net o Health education o Secondary prevention o Screening test o Case finding programmes o Early diagnosis & treatment o Tertiary prevention o Disability limitation # Resting the affected limb in neutral position in PRPP to prevent deformity o Rehabilitation # Estabilishing schools for blind # Provision of aids for crippled # Reconstructive surgery in leprosy # Muscle re-education and graded exercise in neurological disorder like polio # Changing profession for a more suitable one