We have two blocks. We call them A and B. Block A is to the left of B. Block A contains one medium yellow square and one medium blue square. The medium yellow square is below the medium blue square. Block B contains two medium yellow squares. This block also contains one medium black square. Medium yellow square number one is below medium yellow square number two. Below medium yellow square number two and medium yellow square number one is the medium black square.
Which object is to the left of a medium yellow square? the blue object or the medium black square which is touching the bottom edge of a block?
the blue object the medium black square  which is touching the bottom edge of a block  both of them none of them