This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'Most potent statin is? \nSelect and explain. \nA. Simvastatin, B. Pitavastatin, C. Rosuvastatin, D. Atorvastatin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Rosuvastatin - most potent best bioavailability: fluvastatin most commonly prescribed- atorvastatin safe for children- pravastatin Ref: KD Tripathi 8th ed', 'role': 'assistant'}]