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 is related to third part of duodenum - 
Select and explain. 
A. Portal vein, B. Head of pancreas, C. Hepatic artery, D. Superior mesenteric vein
D: Superior mesenteric vein
Answer: D: Superior mesenteric vein 
Explanation: None