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: Pathology
[{'content': 'The protein in glomerular basement membrane responsible for charge dependent filtration is \nSelect and explain. \nA. Albumin, B. Collagen type IV, C. Proteoglycan, D. Fibronectin', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Proteoglycan", 'role': 'assistant'}]