Answer: Levonorgestrel.
- A Estrogen
- B Progesterone
- C Levonorgestrel
- D Testosterone
Correct answer: C. Levonorgestrel
Explanation: Norplant consists of small rods implanted under the skin that slowly release levonorgestrel (a progestin), providing contraception for up to 5 years.
Contraceptive methods span a spectrum from temporary/natural to permanent/surgical; condoms stand out as the only method offering STI protection alongside contraception.
Concept context
Understand reproductive health, family planning, contraception methods, STIs, population control, and assisted reproductive technologies.