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': "Which feility indicator gives the approximate magnitude of 'completed family size': September 2012 \nSelect and explain. \nA. General feility rate, B. Age-specific feility rate, C. Total feility rate, D. Gross reproduction rate", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans: C i.e. Total feility rate TFR is average number of children a woman would bear in her reproductive life span.', 'role': 'assistant'}]