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
Reinforced anchorage. Example is 
Select and explain. 
A. Bite plane anterior, B. Posterior bite plane, C. Inclined plane, D. All of the above
C: Inclined plane
Answer: C: Inclined plane 
Explanation: None