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: Pharmacology
Coicosteroid with maximum sodium retaining potential? 
Select and explain. 
A. Dexamethasone, B. Prednisolone, C. Aldosterone, D. Betamethasone
C: Aldosterone
Answer: C: Aldosterone 
Explanation: Ans. is 'c' i.e., Aldosterone o Aldosterone has maximum mineralocoicoid activity, i.e. salt (sodium) retaining activity.