This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cholesterol and Lipoproteins, Subject name: Biochemistry
[{'content': 'Lipoprotein involved in transfer of cholesterol from tissues to Liver is? \nSelect and explain. \nA. Chylomicron, B. LDL, C. VLDL, D. HDL', 'role': 'user'}, {'content': "Answer: D \nExplanation: ANSWER: (D) HDLREF: Lippincott's biochemistry 4th Ed page 236See previous question", 'role': 'assistant'}]