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
Leeway space is: 
Select and explain. 
A. 1.7 mm and greater in mandible, B. 1.7 mm and least in mandible, C. 3.4 mm and greater in mandible, D. 3.4 mm and least in mandible
C: 3.4 mm and greater in mandible
Answer: C: 3.4 mm and greater in mandible 
Explanation: None