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
The primary stress bearing area of maxillary complete denture is 
Select and explain. 
A. Alveolar ridge, B. Buccal flange, C. Palate, D. Posterior palatal seal area
A: Alveolar ridge
Answer: A: Alveolar ridge 
Explanation: None