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 potassium sparing diuretics except : 
Select and explain. 
A. Triamterene, B. Spironolactone, C. Amiloride, D. Indapamide
D: Indapamide
Answer: D: Indapamide 
Explanation: None