This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and Reproduction, Subject name: Physiology
Sperms acquirs motility in 
Select and explain. 
A. Testis, B. Epididymus, C. Vas deferences, D. Seminal vesicles
B: Epididymus
Answer: B: Epididymus 
Explanation: (Epididymus) (424- Gcmong22nd) (421- K.S 4th)(404- Ganong 23rd)Maturation of sperm in the Epididvmus* Sperm removal from the seminiferous tubules and from the early portions of the epididymis are non motile and they cannot fertilize an ovum. However, after the sperm have been in the epididymus for some 18 to 24 hours , they develop the capability of motility* After ejaculation, the sperm become motile and they become capable of fertilizing of ovum, a process called maturation* Capacitance of sperm is attained in - Fallopian tube**