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 fractured mandibular condyle is displaced forward and medially by the action of the following muscle: 
Select and explain. 
A. Temporalis, B. External pterygoid, C. Internal pterygoid, D. Masseter
B: External pterygoid
Answer: B: External pterygoid 
Explanation: None