This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Demography and family planning, Subject name: Social & Preventive Medicine
3rd stage of demography indicates 
Select and explain. 
A. High bih rate and high death rate, B. Death rate begins to decline, C. While the bih rate remains unchange, D. Bih rate tends to fall and death rate declines still fuher
D: Bih rate tends to fall and death rate declines still fuher
Answer: D: Bih rate tends to fall and death rate declines still fuher 
Explanation: Death rate declines still fuher and the bih rate tend to fall in third stage of demographic cycle or late expanding stage, but the population continue to grow as bihs exceeds death. India has entered this phase. Reference : Park&;s textbook of preventive and social medicine, 23rd edition, pg no: 479