Which one of the following is not correct about English bond?
a) Bricks in one layer are laid on header bond and courses above and below are stretcher bond
b) Bricks in one layer are laid on stretcher bond and courses above and below are header bond
c) Every layer of bricks is laid on header and stretcher bond
d) Bricks layer aligned such that vertical joint is continuous
1
only a
2
only c
3
both a & b
4
both c & d