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: Dental
[{'content': 'Anchorage obtained from the nape of the neck represents: \nSelect and explain. \nA. Occipital anchorage, B. Cervical anchorage, C. Facial anchorage, D. Parietal anchorage', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]