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
Mesial contact area of the permanent canine is at the: 
Select and explain. 
A. Middle third, B. Junction of the incisal and middle thirds, C. Junction of the middle and cervical thirds, D. None of the above
B: Junction of the incisal and middle thirds
Answer: B: Junction of the incisal and middle thirds 
Explanation: None