Which of the following methods is also known as the test-tube baby program?

The technique called Gamete Intra Fallopian Transfer $(GIFT)$ is recommended for those females:

In the process of $in \, vitro$ fertilization, if an embryo with more than $8$ blastomeres is transferred into the uterus for further development, what is this method called?

If a male is unable to produce semen containing an adequate number of sperm,which $ART$ method can be used?

$IVF$ in which the early zygote with up to $A$ blastomeres is transferred to the Fallopian tube is called $B$.

The latest technique to produce a child is $GIFT$. The full form is