This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Identification, Subject name: Forensic Medicine
According to the universal system, the tooth that is denoted by the number 23 is 
Select and explain. 
A. Upper left temporary canine, B. Lower left permanent lateral incisor, C. Lower right first premolar, D. Upper left permanent canine
B: Lower left permanent lateral incisor
Answer: B: Lower left permanent lateral incisor 
Explanation: The tooth designated "1" is the maxillary right third molar and the count continues along the upper teeth to the left side. Then the count begins at the mandibular left third molar, designated number 17, and continues along the bottom teeth to the right side Ref - https://en.m.wikipedia.org/wiki/FDI_World_Dental_Federation_notation