A nurse is caring for a client with hypertension.Which of the following medications is a vasodilator and is indicated for a hypertensive crisis?

Choice A rationaleMetoprolol is a beta-blocker used to manage hypertension and other cardiovascular conditions, but it is not a vasodilator used for hypertensive crises.Choice B rationaleMetformin is an oral hypoglycemic agent used to manage type 2 diabetes and has no role in treating hypertension or hypertensive crises.Choice C rationaleLisinopril is an angiotensin-converting enzyme (ACE) inhibitor used to manage hypertension and heart failure, but it is not typically used for hypertensive crises.Choice D rationaleNitroglycerin is a potent vasodilator used to rapidly lower blood pressure in hypertensive crises. It works by dilating blood vessels, thus reducing blood pressure effectively. .