This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Social science, Mental health & Genetics, Subject name: Social & Preventive Medicine
Kuppuswamy Scale for socio-economic status is based on 
Select and explain. 
A. Income of the family, No.of livestocks, No.of acres of farm land, B. Income of the family, No.of members in the family, Education of head of family, C. No. of vehicles in family, Occupation of head of family, Education of head of family, D. Income, Occupation of head of family, Education of head of family
D: Income, Occupation of head of family, Education of head of family
Answer: D: Income, Occupation of head of family, Education of head of family 
Explanation: Modified Kuppuswamy scale: For socioeconomic status Is used for Urban families Is based on 3 parameters Education status of head of family Occupation of head of family Income of the family per month Scoring: Each component is given a weighted score and summed up Socio-economic classes based on Scores: Score Socio-economic class 26-29 I 16-25 II 11-15 III 05-10 IV <05 V Udai peek scale: Is for Rural families Is not dependent on income Ref: Textbook of community Medicine by Sunderlal, 2nd edition Pgno: 17