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 first bone formed in response to orthodontic Loading is: 
Select and explain. 
A. Bundle bone, B. Composite bone, C. Lamellar bone, D. Woven bone
D: Woven bone
Answer: D: Woven bone 
Explanation: None