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
Which of the following aoic arches is known as pulmonary arch? 
Select and explain. 
A. II, B. IV, C. V, D. VI
D: VI
Answer: D: VI 
Explanation: The sixth aoic arch, also known as the pulmonary arch, gives off an impoant branch that grows toward the developing lung bud. Ref: Langman's embryology 11th edition Chapter 12.