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
Which of the following statements about 'Late expanding phase' of Demographic cycle is true 
Select and explain. 
A. Birth rate is lower than death rate, B. Death rate declines more than birth rate, C. Death rate begins to decline while birth rate remains unchanged, D. High death rate and high birth rate
B: Death rate declines more than birth rate
Answer: B: Death rate declines more than birth rate 
Explanation: Death rate declines still further and the birth rate tend to fall in third stage of demographic cycle or late expanding stage, but the population continue to grow as births exceeds death.