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': 'Cholesterol present in LDL : \nSelect and explain. \nA. Represents primarily cholesterol that is being removed from peripheral cells., B. Binds to a receptor and diffuses across the cell membrance., C. On accumulation in the cell inhibits replenishment of LDL receptors., D. When enters a cell, suppresses activity of acyl-CoA: cholesterol acvtranferase ACAT.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. On accumulation in the cell inhibits replenishment of LDL receptors.', 'role': 'assistant'}]