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
Crude birth rate – Not true is 
Select and explain. 
A. 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
A: It is actually a ratio not a rate
Answer: A: It is actually a ratio not a rate 
Explanation: Crude birth rate (CBR) : is the natality or childbirths per 1,000 people per year.

CBR (World) : 19.9 per 1000 population (Max 15 Niger ; Min 7 Monaco) .
CBR (india) : 21.8 per 1000 population .
Is a measure of fertility.
CRUDE means it includes all causes and all ages - It is independent of age of population.