This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraception, Subject name: Gynaecology & Obstetrics
[{'content': 'All of the following are contraceptive implants except : \nSelect and explain. \nA. Norplant, B. Implanon, C. Jadelle, D. Mesigyna', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Contraceptive implants are norplant, Implanon and Jadelle. Mesigyna is an injectable contraceptive. TEXTBOOK OF GYNECOLOGY SHEILA BALAKRISHNAN SECOND EDITION PAGE NO 373', 'role': 'assistant'}]