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