This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'Which among the following is the ideal contraception for lactating mothers? \nSelect and explain. \nA. Barrier method, B. Combined OCP, C. Lactational amenorrhoea, D. Progesterone only pill', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The lactational amenorrhea method can be a highly efficient method for breastfeeding women to use physiology to space bihs. Suckling results in a reduction in the release of gonadotropin-releasing hormone, luteinizing hormone (LH), and follicle-stimulating hormone (FSH). Beta endorphins induced by suckling also induce a decline in the secretion of dopamine, which normally suppresses the release of prolactin. This results in a condition of amenorrhea and anovulation. Ref: Burkman R.T., Brzezinski A. (2013). Chapter 58. Contraception & Family Planning. In A.H. DeCherney, L. Nathan, N. Laufer, A.S. Roman (Eds), CURRENT Diagnosis & Treatment: Obstetrics & Gynecology, 11e.', 'role': 'assistant'}]