We have three blocks. We call them A, B and C. Block A has one medium blue square. To the left of block A there is block B. It has a medium yellow square and one medium blue square. The medium yellow square is touching the bottom edge of this block. It is below the medium blue square. To the right of block A there is block C which contains one medium blue square and a medium black square. Below the medium black square is the medium blue square.
Which object is to the left of a medium blue square? the medium yellow square that is touching the bottom edge of a block or the medium black square?
the medium yellow square  that is touching the bottom edge of a block  the medium black square  both of them none of them