An example of a hormone-releasing $IUD$ is:

Match the following columns:

Column-$I$	Column-$II$
$A$. Pill	$1$. Intra uterine device
$B$. Condom	$2$. Prevents ovulation
$C$. Vasectomy	$3$. Prevents sperms from reaching to cervix
$D$. Cu-$T$	$4$. Semen contains no sperms

Explain the difference between condoms and diaphragms.

Which of the following is not included in the physical barriers used to prevent fertilization?

Progestasert and $LNG-20$ are

Find out the correct choice for $Cu$-based $IUDs$.
$I$. Increases phagocytosis of sperms.
$II$. Releases $Cu^{2+}$ ions that suppress the sperm motility and fertilizing capacity of sperms.
$III$. Make the uterus unsuitable for implantation.