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
All are the advantages of Winged clamps in Rubber dam except 
Select and explain. 
A. Good stability, B. Simultaneous placement of dam , clamp and frame, C. Easy determination of MC and WL radiographs, D. Provides extra bucco-lingual separation
C: Easy determination of MC and WL radiographs
Answer: C: Easy determination of MC and WL radiographs 
Explanation: None