Which hormone causes most men to grow facial hair?. A. testosterone. B. estrogen. C. progesterone. D. FSH

Testosterone. You can call it the "male hormone" since it's responsible for forming basically every physical (and internal) characteristic that men have (e. g. deep voice, sperm production).

Estrogen, Progesterone and FSH (Follicle-Stimulating Hormone) are mainly hormones that the female produces.