There are three blocks. We call them A, B and C. A medium blue square is in block A. Below block A is block B which contains two medium black squares. Medium black square number one is below medium black square number two. A medium blue square is touching the bottom edge of this block. It is below medium black square number one and medium black square number two. Above block A there is block C which contains one medium black square. Below the medium black square there is a medium blue square.
Which object is above a medium blue square? the medium black square which is in block C or medium black square number one?
the medium black square  which is in block C medium black square  number one both of them none of them