This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuro Ophthalmology, Subject name: Ophthalmology
[{'content': 'Optic foramen is situated between which of the following structures? \nSelect and explain. \nA. 2 roots of the lesser wing of the sphenoid, B. Lesser wing and body of the sphenoid, C. Greater wing and body of the sphenoid, D. Greater wing of sphenoid and ethmoid bone', 'role': 'user'}, {'content': 'Answer: A \nExplanation: 2 roots of the lesser wing of the sphenoid contains optic foramen. Optic canal is the continutaion from optic foramania Optic foramen transmits Optic nerve with all layer of meninges Ophthalmic aery', 'role': 'assistant'}]