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 mandible grows longer by apposition of new bone on the posterior surface of 
Select and explain. 
A. Coronoid process, B. Condyle, C. Ramus, D. Symphysis
C: Ramus
Answer: C: Ramus 
Explanation: None