There are three blocks. We call them A, B and C. A medium black square and one medium blue square are in block A. The medium black square is touching the bottom edge of this block. This shape is below the medium blue square. Above block A is block B with a medium yellow square in it. This block also contains a medium black square. The medium yellow square is touching the bottom edge of this block. It is below the medium black square. Above block B there is block C. It has a medium blue square.
Which object is above a medium black square? the medium blue square that is in block A or the medium blue square that is in block C?
the medium blue square  that is in block A the medium blue square  that is in block C both of them none of them