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