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
Dangerous area of eye: 
Select and explain. 
A. Ciliary body, B. Optic nerve, C. Sclera, D. Choroid
A: Ciliary body
Answer: A: Ciliary body 
Explanation: A i.e. Ciliary body