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
All of the following are topical steroids except: 
Select and explain. 
A. Hydrocortisone valerate, B. Fluticasone propionate, C. Triamcinolone, D. Prednisolone
D: Prednisolone
Answer: D: Prednisolone 
Explanation: None