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
Ascending pharyngeal artery is a branch of 
Select and explain. 
A. Middle branch of ECA., B. Medial branch of ECA., C. Terminal branch of ECA., D. Anterior branch of ECA.
B: Medial branch of ECA.
Answer: B: Medial branch of ECA. 
Explanation: None