Sperms become motile in-
Prostate
Seminal vesicles
Epididymis
Vas deferens
Ans. is 'c' is Epididymis "Spermatozoa leaving the testis are not fully mobile. They continue their maturation and acquire motility during their passage through the epididymis*.Sperms are stored in Seminal vesicle*
Sex Hormones