The clinic nurse is teaching a community class about Angiotensin-Converting Enzyme (ACE) inhibitors and Angiotensin II Receptor Blockers (ARBs). Which of the following should be included in the teaching?

A. Hypertension is not a side effect but a condition that these medications are used to treat. ACE inhibitors and ARBs are primarily used to manage hypertension. B. Both ACE inhibitors and ARBs are used to treat heart failure, not just ACE inhibitors. C. Both ARBs and ACE inhibitors can affect potassium levels, and ACE inhibitors can impact white blood cell counts. Monitoring is required. D. Both ARBs and ACE inhibitors are contraindicated during pregnancy due to potential risks to the fetus, such as renal damage and other complications.