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
Optimum  force for orthodontic bodily movement (translation) is: 
Select and explain. 
A. 50 - 75 gms, B. 100 - 150 gms, C. 200 - 250 gms, D. 300 - 400 gms
B: 100 - 150 gms
Answer: B: 100 - 150 gms 
Explanation: None