Antiandrogens Treat Benign Prostatic Hypertrophy by __________

Antiandrogens treat benign prostatic hypertrophy by __________.

A) reducing prostate size
B) blocking alpha-1 receptors found in smooth muscle in the bladder neck and prostrate, causing them to relax
C) stimulating parasympathetic nerves to bring about contraction of the urinary bladder
D) blocking parasympathetic nerve impulses to reduce the strength and frequency of contractions of the urinary bladder