Which of the following contraceptive methods do not correctly match with its mode of action?
Contraceptive method Mode of action (i) VasectomyBlocks sperm transport(ii) IUCDsPrevent implantation(iii) Oral pillsKills the sperms(iv) CondomsPrevent deposition of semen in the vagina
(iii)
Oral pills inhibit ovulation. These are mainly hormonal preparations which contain estrogen and progesterone. These inhibit the development of egg and ovulation by inhibiting the secretion of follicle-stimulating hormone (FSH).