All of the following statements regarding the use of diuretics for the treatment of hypertension are true EXCEPT:
a) Combination therapy with two or more drugs typically includes a diuretic preparation.
b) High-ceiling (loop) diuretics (e.g. furosemide [Lasix] are generally reserved for advanced hypertension in the presence of kidney or heart failure.
c) Potassium-sparing diuretics such as triamterene (Dyrenium) are especially useful in combination with an angiotensin-converting enzyme (ACE) inhibitor.
d) Mild hypertension can often be managed by treatment with thiazide diuretics alone.