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
True about late expanding phase of demographic cycle 
Select and explain. 
A. Birth rate is lower than the death rate, B. Death rate begins to decline, while the birth rate remains unchanged, C. Death rate declines still further, and the birth rate tends to fall, D. High birth rate and high death rate
C: Death rate declines still further, and the birth rate tends to fall
Answer: C: Death rate declines still further, and the birth rate tends to fall 
Explanation: None