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
Intravenous furosemide is used for rapid control of symptoms in acute left ventricular failure. It provides quick relief of dyspnoea by : 
Select and explain. 
A. Producing bronchodilation, B. Causing rapid diuresis and reducing circulating blood volume, C. Causing venodilation, D. Stimulating left ventricular contractility
C: Causing venodilation
Answer: C: Causing venodilation 
Explanation: Furosemide is a high ceiling diuretic.
Its major mode of benefit in acute pulmonary edema is vasodilation. Due to its vasodilatory action, it shifts the fluid from pulmonary to the systemic circulation. This results in the rapid relief of symptoms.
The diuretic action develops later.