Correct Answer:
Option C - Toothing– It is the termination of the wall in a such a fashion that each alternate course at the end projects in order to provide adequate bond if the wall construction is continued at a later stage is generally termed as toothing.
C. Toothing– It is the termination of the wall in a such a fashion that each alternate course at the end projects in order to provide adequate bond if the wall construction is continued at a later stage is generally termed as toothing.