The correct option is D Steroidal pills, injections and skin implants
Hormonal chemical contraceptives that pertain to women include steroidal pills, injections and skin implants. Steroidal pills inhibit ovulation and implantation. It also alters the receptiveness of the cervical muscles, thus preventing the entry of the sperms. Consisting of subcutaneous rod implants, skin patches are a kind of adhesive patch that are worn either on the upper parts of the buttocks or the arms. Being similar to steroidal pills in function, its efficacy is 99%. Injections are administered intravenously which consist of progestogen-estrogen together.