Which of the following contraceptives could be effective in avoiding pregnancy if used within $72$ hours after casual unprotected intercourse?

Administration of progesterone, progesterone-oestrogen combination, and $IUDs$ are effective as emergency contraceptives within

Which one of the following is a hormone-releasing $IUD$?

Which of the following has been used for emergency contraception?

The process in which a small part of the $vas \ deferens$ is removed or tied up through a small incision is called:

$IUDs$ 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: