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
Argyll Robeson Pupil results from the lesion of: 
Select and explain. 
A. Accessory ganglion, B. Ciliary ganglion, C. Tectum region, D. Lateral geniculate body
C: Tectum region
Answer: C: Tectum region 
Explanation: Ans. Tectum region