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: Dental
Central zone, false is 
Select and explain. 
A. IS central zone, B. Contains many cells, C. Lesser extensive vascular system than cell rich zone, D. None of the above
C: Lesser extensive vascular system than cell rich zone
Answer: C: Lesser extensive vascular system than cell rich zone 
Explanation: None