Answer: Ovulation and implantation.
- A Fertilisation alone, without affecting ovulation
- B Implantation alone, allowing ovulation to continue normally
- C Ovulation and implantation
- D Menstruation alone, without affecting ovulation or implantation
Correct answer: C. Ovulation and implantation
Explanation: Combined oral contraceptive pills containing estrogen and progesterone inhibit both ovulation and implantation, providing highly effective contraception.
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.