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': 'Dolicocephalic facial pattern is associated with: \nSelect and explain. \nA. Broad dental arch, B. Long and narrow dental arch, C. Paraboloid dental arch, D. Square dental arch', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]