Match List-I with List-II.
| List-I | List-II |
|---|---|
| (a) Vaults | (i) Entry of sperm through the cervix is blocked |
| (b) IUDs | (ii) Removal of vas deferens |
| (c) Vasectomy | (iii) Phagocytosis of sperms within the uterus |
| (d) Tubectomy | (iv) Removal of fallopian tube |
Choose the correct answer from the options given below: