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
Maxillary artery is a branch of: 
Select and explain. 
A. External carotid artery, B. Internal carotid artery, C. Trigeminal artery, D. Facial artery
A: External carotid artery
Answer: A: External carotid artery 
Explanation: None