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
Over closure of jaws is accentuated muscle activity: 
Select and explain. 
A. Buccinator, B. Lateral pterygoid, C. Temporalis, D. medial pterygoid
C: Temporalis
Answer: C: Temporalis 
Explanation: Hyperactive mentalis activity and abnormal buccinator activity is seen in class-II division-1 cases.
Over closure of jaws is associated with accentuated temporatis muscle activity.