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
Which muscle does not decussate in modiolus 
Select and explain. 
A. Levator labli superious, B. Orbiculesis Oris, C. Zygomaticus major, D. Buccinator
A: Levator labli superious
Answer: A: Levator labli superious 
Explanation: None