This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CT and MRI of the Liver, Gallbladder, and Biliary Tract, Subject name: Radiology
[{'content': 'The following CT shows: ? \nSelect and explain. \nA. Liver Laceration, B. Kidney Cyst, C. Pancreas Contusion, D. Perforation Peritonitis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) Liver LacerationThe image shows a hematoma seen in the posterior part of liver (black area).', 'role': 'assistant'}]