In Gamete Formation,the Starting Cells in Females Are the ________,And

In gamete formation,the starting cells in females are the ________,and the starting cells in males are ________.

A) primary oocytes; prmary spermatocytes
B) primary spermatocytes; primary oocytes
C) oogonia; spermatogonia
D) spermatogonia; oogonia
E) ooctyes; spermatids