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
In the demographic cycle, the contraction of demographic gap starts in 
Select and explain. 
A. Early part of II stage, B. Late part of II stage, C. Early part of III stage, D. Late part of III stage
C: Early part of III stage
Answer: C: Early part of III stage 
Explanation: None