This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ocular Embryology& Anatomy, Subject name: Ophthalmology
Lateral orbital wall is formed by 
Select and explain. 
A. Zygomatic bone and greater wing of sphenoid, B. Zygomatic and orbital process of palatine, C. Frontal process of maxilla, D. Frontal bone and lesser wing of sphenoid
A: Zygomatic bone and greater wing of sphenoid
Answer: A: Zygomatic bone and greater wing of sphenoid 
Explanation: Orbital wall Roof - Frontal - Lesser wing of sphenoid Floor -Zygomatic & orbital process of palatine Medial wall frontal process of maxilla - Lacrimal Bone - Orbital plate of the ethmoid - Body of the sphenoid Lateral wall - Zygomatic - Greater wing of sphenoid