The diagram below represents the development of a human zygote from fertilization to the late blastocyst stage.

Select a correct statement from the following options.

Study the following special techniques:
$A)$ Artificial insemination
$B)$ Lactational amenorrhoea
$C)$ Zygote intra fallopian transfer
$D)$ Intra cytoplasmic sperm injection
$E)$ Vaginal ring

From the above, choose which could assist the couple to have children?