This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Colesevelam is a \nSelect and explain. \nA. HMG Co enzyme inhibitor, B. Insulin secretogogue, C. Bile acid sequestrant, D. Alpha glucosidase inhibitor', 'role': 'user'}, {'content': 'Answer: C \nExplanation: It is a bile acid sequestrantIt bind bile acids but mechanism of glucose lowering not known.', 'role': 'assistant'}]