Correct option:(4)ZIFT and IUT

Solution:

●ZIFT – (Zygote intrafallopian transfer)is an infertility treatment used when a blockage in the fallopian tubes prevents the normal binding of sperm to the egg.

●Egg cells are removed from a woman’s ovaries, and in vitro fertilised.

●The resulting zygote is placed into the fallopian tube by the use of laparoscopy.

●IUT – is the technique in which embryo of more than 8 blastomeres are transferred into the uterus.