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
Middle cranial fossa is supplied by -a) Maxillary nerveb) Mandibular nervec) Anterior ethmoidal nerved) Posterior ethmoidal nerve 
Select and explain. 
A. ab, B. a, C. ac, D. bc
A: ab
Answer: A: ab 
Explanation: Middle cranial fossa is supplied by

Maxillary nerve (nervus meningus medius), and
mandibular nerve (nerve spinosus).