This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Arch of aoa develops from which aoa arch aery 
Select and explain. 
A. Right 1st, B. Right 3rd, C. Left 4th, D. Left 3rd
C: Left 4th
Answer: C: Left 4th 
Explanation: HUMAN EMBRYOLOGY-INDERBIR SINGH TENTH EDITION-PAGE NO:254The arch of aoa is derived from the ventral pa of the aoic sac(1), its left horn (2)and the left fouh aery(3)