Which of the following is a hormone releasing Intra Uterine Device $(IUD)$?

$ . . . . . . $ is a natural contraceptive method.

Implants under the skin and injectables contain:

Progestasert and $LNG-20$ are

How many of the following contraceptives are included in barrier methods?
$IUD$,Condoms,Pills,Diaphragms,Cervical caps,Vaults,Sterilisation.

$IUDs$ are small objects made up of plastic or copper that are inserted in the uterine cavity. Which of the following statements are correct about $IUDs$?
$(a)$ $IUDs$ decrease phagocytosis of sperm within the uterus.
$(b)$ The released copper ions suppress the sperm motility.
$(c)$ $IUDs$ do not make the cervix hostile to the sperm.
$(d)$ $IUDs$ suppress the fertilization capacity of sperm.
$(e)$ The $IUDs$ require surgical intervention for their insertion in the uterine cavity.
Choose the most appropriate answer from the options given below: