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
In partial denture construction, surveyor should be used 
Select and explain. 
A. To determine the path of insertion, B. To determine design, C. In conjunction with mouth preparation, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: None