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
If a normal SNA = 82°. A patient has SNA = 90°. This suggests: 
Select and explain. 
A. Maxillary teeth protrusion, B. Maxillary protrusion, C. Mandibular protrusion, D. Mandibular retrusion
B: Maxillary protrusion
Answer: B: Maxillary protrusion 
Explanation: None