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
Foster Kennedy syndrome is - 
Select and explain. 
A. I/L Papilloedema C/L optic atrophy, B. I/L Optic atrophy C/L papilloedema, C. I/L Optic atrophy and papilloedema, D. I/L Papilloedema C/L Papillitis
B: I/L Optic atrophy C/L papilloedema
Answer: B: I/L Optic atrophy C/L papilloedema 
Explanation: None