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
Angle between FH plane & occlusal plane is 
Select and explain. 
A. 1°, B. 10°, C. 27°, D. Parallel to each other
B: 10°
Answer: B: 10° 
Explanation: None