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': 'When in labor, a diagnosis of occipito posterior presentation is made. The most appropriate management would be: \nSelect and explain. \nA. Emergency CS, B. Wait and watch for progress of labor, C. Early rupture of membranes, D. Start oxytoicn drip', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]