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
Normally parially edentulous individuals have missing mandibular teeth & not wearing prosthesis comparatively to maxilla is about? 
Select and explain. 
A. 2 times, B. 4 times, C. 6 times, D. 8 times
C: 6 times
Answer: C: 6 times 
Explanation: None