The diagram below represents the development of a human zygote fertilisation to the late blastocyst

Select a correct statement from the following options.

Options

A. If two sperms penetrate the oocyte membrane at the time of fertilisation, conjoined twins with shared body parts will be born
B. During the process of in vitro fertilisation with embryo transfer (IVF-ET), the embryo is transferred at the 2-cell stage to the mother's uterus
C. The outer cells of the early blastocyst will eventually from the foetus
D. In ZIFT, the zygote with 8-cell stage is transferred into the Fallopian tube

Answer

D