This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adrenal, Subject name: Pharmacology
[{'content': 'Which of the following steroids possess maximum glucocoicoid activity? \nSelect and explain. \nA. Prednisolone, B. Coisol, C. Aldosterone, D. Dexamethasone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Maximum glucocoicoid activity: Dexamethasone Maximum mineralocoicoid activity: Aldosterone Glucocoicoid with maximum mineralocoicoid activity: Hydrocoisone Least potent glucocoicoid: Coisone Most potent glucocoicoid: Betamethasone Selective mineralocoicoid activity(zero glucocoicoid activity):DOCA Selective glucocoicoid activity( no mineralocoicoid activity): Dexamethasone', 'role': 'assistant'}]