We have two blocks, A and B. Block A contains two medium blue squares. A medium yellow square is below medium blue square number one and medium blue square number two. Below medium blue square number two is medium blue square number one. Block B is below block A. It has three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below a medium yellow square and medium black square number three. Below the medium yellow square which is below medium black square number three there is medium black square number one. This shape is below medium black square number three.
Which object is below a medium blue square? the medium black square that is touching the bottom edge of a block or medium black square number two?
the medium black square  that is touching the bottom edge of a block  medium black square  number two both of them none of them