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
All age groups are included in numerator of dependency ratio except - 
Select and explain. 
A. 0-5 years, B. 5-10 years, C. 20-60 years, D. > 65 years
C: 20-60 years
Answer: C: 20-60 years 
Explanation: Numerator in dependency ratio includes:-

i) 0-14 years (option a & b)
ii) > 65 years (option d)