There are three blocks, A, B and C. Block A has two medium black squares. Below medium black square number two is medium black square number one. Below block A we have block B with one medium black square in it. To the left of block B there is block C. It has two medium blue squares. This block also contains a medium yellow square. This block also contains a medium black square. The medium yellow square is below medium blue square number two , the medium black square and medium blue square number one. Medium blue square number two is below the medium black square. Below the medium black square is medium blue square number one.
Which object is above a medium black square? the medium black square that is in block C or medium black square number two?
the medium black square  that is in block C medium black square  number two both of them none of them