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
A Lecturer is demonstrating a fibrous band that runs on the visceral surface of the liver. It is attached on one end to the inferior vena cava and on the other end to the left branch of the poal vein. In the Adult the structure corresponds to? 
Select and explain. 
A. Ductus venosus, B. Ligamentum teres, C. Ligamentum venosum, D. Umbilical aeries
C: Ligamentum venosum
Answer: C: Ligamentum venosum 
Explanation: Ligamentum Venosum