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
[{'content': 'Gross feility rate is ? \nSelect and explain. \nA. Number of children a women has during reproductive period, B. Number of female children a woman has during reproductive period, C. Number of male children a woman has during reproductive period, D. Total number of live bih per 1000 women 1544 years age', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Number of female children a woman has during reproductive period Gross reproduction rate (GRR) : Average number of girls that would be born to a married woman if she experiences the current feility pattern throughout her reproductive span (15-44 or 49 year) assuming no moality.", 'role': 'assistant'}]