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: Surgery
Superior parathyroid is derived from : 
Select and explain. 
A. 1st pharyngeal pouch, B. 2nd pharyngeal pouch, C. 3rd pharyngeal pouch, D. 4th pharyngeal pouch
D: 4th pharyngeal pouch
Answer: D: 4th pharyngeal pouch 
Explanation: Superior pharyngeal pouch is derived from 4th phalyngeal pouch.
Inferior pharyngeal pouch is derived from 3rd phalyngeal pouch.