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': 'Crude birth rate – Not true is \nSelect and explain. \nA. It is actually a ratio not a rate, B. It is a measure of fertility, C. It is independent of age of population, D. Numerator does not include still births', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Crude birth rate (CBR) : is the natality or childbirths per 1,000 people per year.\n\nCBR (World) : 19.9 per 1000 population (Max 15 Niger ; Min 7 Monaco) .\nCBR (india) : 21.8 per 1000 population .\nIs a measure of fertility.\nCRUDE means it includes all causes and all ages - It is independent of age of population.', 'role': 'assistant'}]