Which one of the following activities is not correct as applicable to brick corbels

A)
the discontinuous corbels are used to carry heavy concentrated loads
B)
the maximum projection of the corbel should not be more than the thickness of the wall
C)
stretcher bond is generally used for the construction of brick corbel
D)
the maximum projection of each corbel course should be limited to a quarter brick at a time

Correct Answer :   stretcher bond is generally used for the construction of brick corbel