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
What is not true for facial aery : 
Select and explain. 
A. Main source of oxygentaed blood to palatine tonsil, B. Is a branch of internal carotid aery, C. Supplies branches to both upper and lower lips, D. Conveys postganglionic sympathetic nerve fibres
B: Is a branch of internal carotid aery
Answer: B: Is a branch of internal carotid aery 
Explanation: B i.e. Is a branch of internal carotid aery