This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: School Health, Geriatrics, Subject name: Social & Preventive Medicine
Gerontology is study of:- 
Select and explain. 
A. Infants, B. Reproductive age group, C. Adolescents, D. Old age
D: Old age
Answer: D: Old age 
Explanation: Gerontology: Study of physical and psychological changes seen in old age. Geriatrics/clinical gerontology: Care of the aged people. Social gerontology: Focus on social aspects, attitudes and problems of growing old. Experimental gerontology: Research into basic biological problems of ageing.