There are three blocks. Lets call them A, B and C. Block A has one medium black square. A medium blue square is below the medium black square. Then, there is block B which has one medium black square. Below the medium black square is a medium blue square. Finally, to the left of block B we have block C. It is to the right of block A. It contains a medium black square and one medium yellow square. The medium black square is touching the bottom edge of this block. This shape is below the medium yellow square.
Which object is to the left of a medium square? the medium black square which is in block B or the medium black square which is in block A?
the medium black square  which is in block B the medium black square  which is in block A both of them none of them