This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
[{'content': 'All the following hormones are secreted by placenta except: \nSelect and explain. \nA. hCG, B. TRH, C. ACTH, D. Insulin', 'role': 'user'}, {'content': "Answer: D \nExplanation: Protein hormones produced by human placentaHuman chorionic gonadotropinPlacental lactogenACTHGnRHThyrotropin Growth hormone releasing hormoneGrowth hormone variantNeuropeptide YParathyroid hormone releasing proteinInhibinActivinRelaxin(Ref: William's Obstetrics; 25th edition)", 'role': 'assistant'}]