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: Biochemistry
[{'content': 'Highest amount of cholesterol is present in - \nSelect and explain. \nA. HDL, B. LDL, C. VLDL, D. IDL', 'role': 'user'}, {'content': 'Answer: B \nExplanation: LDL', 'role': 'assistant'}]