Progestat is an IUD which makes the uterus unsuitable and cervix hostile to the sperms as they are

The correct option is A Hormone releasing IUDs

Progestat is an IUD which makes the uterus unsuitable and cervix hostile to the sperms as they are hormone-releasing IUDs which mainly slows or stops the movement of the sperm and thus, prevents the fertilization. It is helpful to create a situation where woman's cervical mucus can actually go on the attack and stops the chance of fertilization.

So, the correct answer is option C.