There are three blocks. We call them A, B and C. There are two medium yellow squares in block A. Below medium yellow square number two there is medium yellow square number one. Below medium yellow square number two is a medium black square. It is touching the bottom edge of this block. It is below the yellow object which is below medium yellow square number two. Then, we have block B with a medium yellow square and one medium blue square in it. The medium yellow square is touching the bottom edge of this block. It is below the medium blue square. Finally, to the right of block B we have block C which is above block A. It contains a 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 medium yellow square number one?
the medium yellow square  that is touching the bottom edge of a block  medium yellow square  number one both of them none of them