Which of the male reproductive organs produce(s) a fluid that contains citrate, calcium ions, and phosphate ions, to buffer the acidity in the female vagina?

A) The prostate gland
B) The testes
C) The bulbourethral glands
D) The epididymis
E) The seminal vesicles

Citrate

A salt or ester of citric acid, often involved in energy production within living organisms' cellular respiration pathways.

Prostate Gland

A gland in the male reproductive system that surrounds the neck of the bladder and urethra, responsible for secreting components of semen.

Calcium Ions

Essential ions in the body that play crucial roles in muscle contractions, neural signaling, and blood coagulation.