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
Which of the following device is used for measuring the maximum force of closure: 
Select and explain. 
A. Will's gauge., B. Boley gauge., C. Boos bimeter., D. All of the above.
C: Boos bimeter.
Answer: C: Boos bimeter. 
Explanation: Will’s gauge is used to measure vertical height of face.
Boley gauge is used to record the measurements between the borders of maxillary and mandibular dentures.
Boos bimeter - device measuring maximum force of closure.