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: Surgery
Impacted canines 
Select and explain. 
A. Most likely to be ankylosed, B. They may damage roots of other teeth, C. Good function is impossible without them, D. They will not erupt until root formation is complete
B: They may damage roots of other teeth
Answer: B: They may damage roots of other teeth 
Explanation: None