We have three blocks. We call them A, B and C. There are two medium yellow squares in block A. Medium yellow square number one is touching the bottom edge of this block. It is below medium yellow square number two. This object is below a medium black square which is below medium yellow square number two. Block B is to the left of block A. It contains two medium blue squares. Medium blue square number one is touching the bottom edge of this block. It is below medium blue square number two. Finally, there is block C. It is to the right of block A. It contains one medium black square.
Which object is to the left of a medium black square? the medium yellow square that is touching the bottom edge of a block or medium yellow square number two?
the medium yellow square  that is touching the bottom edge of a block  medium yellow square  number two both of them none of them