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: Anatomy
Anterior limit of infratemporal fossa is: 
Select and explain. 
A. Lateral pterygoid plate, B. Maxillary posterior wall, C. Pterygomaxillary fissure, D. Mastoid process
B: Maxillary posterior wall
Answer: B: Maxillary posterior wall 
Explanation: Infratemporal fossa is an irregular space found below zygomatic arch.
Boundaries:

Anteriorly : Posterior surface of maxilla.
Medially : Lateral pterygoid plate and pyramidal process of palatine bone.
Laterally : Ramus of mandible.
Superiorly : Infratemporal surface of greater wing of sphenoid.