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': 'A forceps rotation of 30° from left occiput anterior (LOA) to occiput anterior (OA) with extraction of the fetus from +2 station is described as which type of forceps delivery: \nSelect and explain. \nA. High forceps, B. Midforceps, C. Low forceps, D. Outlet forceps', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Presence of fetal head at +2 station indicates low forceps delivery.\nHigh forceps = Head not engaged.\nMid cavity forceps = Head engaged, presenting part above +2 station.\nLow forceps = Head at +2 or below it but not yet reached pelvic flow.\nOuttet = Head at or on perineum.', 'role': 'assistant'}]