There are 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. Then, we have block B with one medium blue square in it. A medium black square is below the medium blue square. Finally, we have block C. It is above block A and to the left of block B. It has two medium black squares. Below medium black square number two there is medium black square number one. There is also a medium yellow square touching the bottom edge of this block. Below medium black square number two and medium black square number one there is the medium yellow square.
Which object is to the left of a medium square? the medium black square that is in block B or medium black square number one?
the medium black square  that is in block B medium black square  number one both of them none of them