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': 'Secondary arrest is defined \nSelect and explain. \nA. Secondary arrest of dilatation by more than 2 hours in nullipara, B. Latent phase is more than 14 hours in multipara, C. Arrest in descent for more than 1 hour in Nullipara, D. None of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Second stage arrest\n\n\n\n\xa0\nWithout Epidural\nWith Epidural\n\n\nNulliparous\n3 hours\n4 hours\n\n\nMultiparous\n2 hours\n3 hours\n\n\n\nManagement\n\nSecond stage arrest is synonymous to obstructed labor and should be managed by doing cesarean section.\nMoulding of fetal head and caput formation begins in second stage arrest.', 'role': 'assistant'}]