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: Ophthalmology
All of the following structures are located in the lateral wall of the cavernous sinus except: 
Select and explain. 
A. Abducent nerve, B. Oculomotor nerve, C. Trochlear nerve, D. Ophthalmic nerve
A: Abducent nerve
Answer: A: Abducent nerve 
Explanation: Ans. Abducent nerve