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
The portal vein is related to all, except - 
Select and explain. 
A. Pancreas, B. Gall bladder, C. Inferior vena cava, D. CBD
B: Gall bladder
Answer: B: Gall bladder 
Explanation: Important relations about portal vein

Infraduodenal part

i) Anterior:- Neck of the pancreas
ii)Posterior:- IVC

Retroduodenal part

i) Anterior:- 1st part of the duodenum, bile duct, gastroduodenal artery
ii)Posterior:- IVC

Supraduodenal part

i) Anterior:- Hepatic artery, bile duct
ii)Posterior:- IVC, separated by epiploic formal