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': 'Diuretic that is useful in mild to moderate hypeension is \nSelect and explain. \nA. Loop diuretics, B. Thiazides, C. Osmotic diuretics, D. Potassium sparing diuretics', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Thiazides are not only drug of choice for mild to moderate hypeension but I first line choice for this type of patients as antihypeensive drugs Refer Harrison 19e/p1623', 'role': 'assistant'}]