The correct option is D Implants
The image in the question represents implants which are progestogens alone or in combination with estrogen. These are placed under the skin. Implants inhibit ovulation and implantation of embryos and thus prevent pregnancy.
Oral contraceptives are pills consumed orally by females to prevent pregnancy.
Surgical methods are permanent methods of contraception in which the accessory reproductive ducts such as the vas deferens in males and the fallopian tubes in females are tied and cut.
Barrier methods include condoms, diaphragms, cervical caps and vaults which prevent entry of sperms in the female reproductive tract.