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
The distance between Junctional epithelium and alveolar
bone: 
Select and explain. 
A. increases with age, B. decreases with age, C. Remains constant, D. None of the above
C: Remains constant
Answer: C: Remains constant 
Explanation: None