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: Physiology
Bile acids are reabsorbed from ? 
Select and explain. 
A. Duodenum, B. Proximal jejunum, C. Distal jejunum, D. Ileum
D: Ileum
Answer: D: Ileum 
Explanation: Ans. is 'd' i.e., Ileum