Which of the following contraceptive methods correctly matches with its mode of action ?

Options

A. `{:("Contraceptive method Mode of action"),("Tubectomy Makes the uterus unsuitable for implantation"):}`
B. `{:("Contraceptive method Mode of action"),("Oral pills Inhibit ovulation and implantation"):}`
C. `{:("Contraceptive method Mode of action"),("Diaphragms Spermicidal adn increases phagocytosis of sperms within the uterus"):}`
D. `{:("Contraceptive method Mode of action"),("IUDs Blocks gamete transport"):}`

Answer

B

Explanation

`{:("Tubectomy - Blocks gamete transport"),("Oral pills - Inhibit ovulation and implantation"),("Diaphragms - Prevent sperms from reaching an ovum"),("IUDs - Increase phagocytosis of sperms within the uterus"):}`