This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health programmes in India, Subject name: Social & Preventive Medicine
In reproductive and child health programme, districts are divided on the basis of - 
Select and explain. 
A. Crude bih rate & infant moality rate, B. Crude bih rate & female literacy rate, C. Crude death rate & crude bih rate, D. Couple protection rate & infant moality rate
B: Crude bih rate & female literacy rate
Answer: B: Crude bih rate & female literacy rate 
Explanation: <p> On the basis of crude bih rate and female literacy rate, all the districts were decided into three categories. Category A(58),category B(184), category C having 256 districts. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:452 <\p>