This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Which of the following is NOT a socio economic indicator of health care? 
Select and explain. 
A. Dependency Ratio, B. Family Size, C. Life Expectancy at Bih, D. Level of Unemployment
C: Life Expectancy at Bih
Answer: C: Life Expectancy at Bih 
Explanation: Socio-economic indicators related to health include: Dependency ratio Rate of population increase Literacy rate Level of unemployment Family size Housing Per capita GNP Life expectancy is one of the moality indicators. Ref: Park, 21st Edition, Page 26.