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
[{'content': 'Structures injured while resecting the free edge of lesser ornentum: \nSelect and explain. \nA. Poal vein, B. Hepatic aery proper, C. Common bile duct, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: A i.e. Poal vein; B i.e. Hepatic aery; E i.e. Common bile ductFree right margin (edge) of lesser omentum contains hepatic aery proper, poal vein (note hepatic vein), common bile duct, poocaval lymph nodes & lymphatics and hepatic plexus of nerves ensheathed in a perivascular fibrous capsule', 'role': 'assistant'}]