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
Thinnest wall of orbital cavity is 
Select and explain. 
A. Medial wall, B. Lateral wall, C. Inferior wall, D. Superior wall
A: Medial wall
Answer: A: Medial wall 
Explanation: Thinnest wall of orbital cavity is Medial wall.