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': 'Which has the maximum bioavailability? \nSelect and explain. \nA. Fluvastatin, B. Atorvastatin, C. Pravastatin, D. Simvastatin', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Among statins, fluvastatin is having a good oral bioavailability Pravastatin- approved for children above 8 years Ref: KD Tripathi 8th ed', 'role': 'assistant'}]