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
Saddle ridge lap is usually indicated in areas of 
Select and explain. 
A. Maxillary anterior area, B. Mandibular area, C. Maxillary posterior area, D. None of the above
D: None of the above
Answer: D: None of the above 
Explanation: None