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

Spermicidal creams used on the coating of condoms,diaphragms,cervical caps,and vaults are used for:

Match List-$I$ with List-$II$ :

List-$I$	List-$II$
$A$. Progestasert	$I$. Barrier made of rubber used by females
$B$. Multiload $375$	$II$. Oral contraceptive
$C$. Diaphragm	$III$. Hormone releasing $IUD$
$D$. Saheli	$IV$. Copper releasing $IUD$

Choose the correct answer from the options given below :

Contraceptive method,having least side effect is $:-$

$A$: Surgical methods block gamete transport and thereby prevent conception.
$R$: The surgical method used in the male for this purpose is called vasectomy.

The most important component of the oral contraceptive pills is