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: ENT
Labyrinthine artery is a branch of- 
Select and explain. 
A. Internal carotid artery, B. Basilar artery, C. Posterior cerebellar artery, D. Anterior inferior cerebellar artery
D: Anterior inferior cerebellar artery
Answer: D: Anterior inferior cerebellar artery 
Explanation: Labyrinthine artery is a branch of anteroinferior cerebellar artery but can sometimes arise from basilar artery.
It supplies whole of the inner ear.