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: Surgery
When force are applied on lateral surface at angle region, compression is generated on: 
Select and explain. 
A. Superior surface, B. Lateral surface, C. Inferior surface, D. Medial surface
B: Lateral surface
Answer: B: Lateral surface 
Explanation: None