This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic histology, Subject name: Anatomy
[{'content': 'Functional unit of Liver is \nSelect and explain. \nA. Hepatocytes, B. Poal Tracts, C. Liver Acinus, D. Hepatic Lobule', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Anatomical unit of liver - Hepatic Lobule Functional unit of liver- Liver Acinus', 'role': 'assistant'}]