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
Subodontoblastic plexus of Raschkow occupies 
Select and explain. 
A. Cell rich zone, B. Cell free zone, C. Odontoblastic zone, D. All of the above
B: Cell free zone
Answer: B: Cell free zone 
Explanation: None