The nurse is caring for a client newly diagnosed with hypertension and requires medication therapy. Which of the following medications below is considered a first line treatment for hypertension?

A. Carvedilol is a beta-blocker that is often used in hypertension management but is not considered a first-line treatment. B. Lisinopril, an ACE inhibitor, is a first-line treatment for hypertension due to its effectiveness and safety profile, making it a common choice for initial therapy. C. Doxazosin is an alpha-1 blocker that can be used for hypertension but is not typically a first-line treatment due to the risk of side effects like hypotension. D. Clonidine is a central alpha agonist used in certain situations for hypertension but is not considered a first-line therapy due to potential adverse effects and sedation.