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': 'The most common type of pelvis associated with Direct occipitoposterior position is : \nSelect and explain. \nA. Gynaecoid, B. Platypelloid, C. Anthropoid, D. Android', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Anthropoid', 'role': 'assistant'}]