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': 'Which of the following is a component of polysaccharide \nSelect and explain. \nA. Synovium, B. Glucosamine, C. Glucoronic acid, D. All', 'role': 'user'}, {'content': 'Answer: B \nExplanation: C i.e. Proteoglycan', 'role': 'assistant'}]