An Older Adult Diabetic Patient Is Mildly Hypertensive

An older adult diabetic patient is mildly hypertensive.The nurse prepares to educate the patient regarding angiotensin II-blocking agents.These drugs are especially useful in older adults because they:

A) protect the kidney's function.
B) have a well-defined therapeutic window.
C) are more effective than other drugs in the same class.
D) can be given when liver function is compromised.