This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
[{'content': 'Gestational trophoblastic neoplasia includes all except \nSelect and explain. \nA. Complete hydatidiform mole, B. Invasive mole, C. Choriocarcinoma, D. Placental site trophoblastic tumor', 'role': 'user'}, {'content': "Answer: A \nExplanation: The malignant forms of the gestational trophoblastic disease are termed gestational trophoblastic neoplasia (GTN). These include invasive mole, choriocarcinoma, placental site trophoblastic tumour, and epithelioid trophoblastic tumour.Reference: William's Obstetrics; 25th edition, chapter 20; Gestational trophoblastic diseases", 'role': 'assistant'}]