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
A 7-year-old boy presented with fracture of left
sub condylar region with occlusion undisturbed, the treatment would be 
Select and explain. 
A. Immobilization for 7 days, B. Immobilization for 14 days with intermittent active opening, C. No immobilization with restricted mouth opening for 10 days, D. No immobilization and active treatment
D: No immobilization and active treatment
Answer: D: No immobilization and active treatment 
Explanation: None