The prostate gland is described in all of the following ways​ except:

A. produces acid phosphatase to break apart semen and release spermatozoa in the vagina.
B. produces an antibiotic substance that kills bacteria in the vagina.
C. produces a substance that activates enzymes in the spermatozoon head so that it can penetrate the ovum.
D. is part of the urinary system as well as the reproductive system