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
Craniofacial dysjunction is seen in: 
Select and explain. 
A. Guerin fracture., B. Lefort3 fracture., C. Lefort1 fracture., D. All of the above.
B: Lefort3 fracture.
Answer: B: Lefort3 fracture. 
Explanation: None