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
2ndpa of duodenum is derived from ? 
Select and explain. 
A. Foregut, B. Midgut, C. Both foregut & midgut, D. Hindgut
C: Both foregut & midgut
Answer: C: Both foregut & midgut 
Explanation: Both foregut & midgut