The correct option is C Capacitation
Maturation of sperm before penetration of egg is called capacitation. Capacitation occurs after ejaculation, when the spermatozoa leave the vagina and enter the female reproductive tract.
Spermatogenesis is the development of sperm from male germ cells in testis.
Spermiogenesis is the development of spermatids into spermatozoa (sperms).
Spermatids are haploid cells which are developed from secondary spermatocytes after the second meiotic division.