Which of the following is a complication during test tube baby formation?

The correct option is D All of the above
In vitro fertilization (IVF outside the body in almost similar conditions as that in the body) followed by embryo transfer (ET) is a type of assisted reproductive technologies (ART). The success rate of IVF is very appreciable but there are also some complications.

(i) During the time of embryo transfer, multiple embryos are transferred to reduce the chance of failure of pregnancy. It results into multiple birth.

(ii) hCG injection is given to the infertile woman to increase ovulation during the IVF treatment. The injection of hCG during test tube bay formation confers the risk of ovarian hyperstimulation syndrome.

(iii) IVF technique sometimes cause cervical cancer, etc.