This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Demography, Subject name: Social & Preventive Medicine
Total live birth / women in reproductive age is - 
Select and explain. 
A. General fertality rate, B. Birth rate, C. General marital fertality rate, D. None
A: General fertality rate
Answer: A: General fertality rate 
Explanation: Ans. is 'a' i.e., General fertality rate Birth rate =Number of live birth during the yr.------------------------------Estimated mid yr. PopulationX 1000 GFR =Number of live births in an area------------------------------Mid year female population age 15-44 (or 49) in the same area in same yearx 1000 GMFR =No. of live births in a year------------------------------Mid year married female population in the age group 15-49 yearx 1000