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
Hyalinization in orthodontic movement means: 
Select and explain. 
A. A cell free zone histologically similar to hyaline appearance, B. Change to hyaline cartilage, C. Lamina dura converts into hyaline cartilage, D. Periodontal Ligament changes to hyaline cartilage
A: A cell free zone histologically similar to hyaline appearance
Answer: A: A cell free zone histologically similar to hyaline appearance 
Explanation: None