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
In moyer's classification of class II type D malocclusion, there is: 
Select and explain. 
A. Orthognatic maxilla and orthognathic mandible, B. Prognathic maxilla and orthognathic mandible, C. Orthognathic maxilla and retrognathic mandible, D. Retrognathic maxilla and retrognathic mandible
C: Orthognathic maxilla and retrognathic mandible
Answer: C: Orthognathic maxilla and retrognathic mandible 
Explanation: None