<prompt> Weines classification of the following tooth is:Type IType IIType IIIType IV  <response>: Weines classification Type I: Single canal from pulp chamber to apex. Type II: Two canals leaving from the chamber and merging to form a single canal short of the apex. Type III: Two separate and distinct canals from chamber to apex. Type IV: One canal leaving the chamber and dividing into two separate and distinct canals. 