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': 'Angle between FH plane & occlusal plane is \nSelect and explain. \nA. 1°, B. 10°, C. 27°, D. Parallel to each other', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]