There are three blocks. We call them A, B and C. Block B is below blocks C and A. Block A contains a medium blue square. Block B has a medium blue square. And block C has one medium blue square, one medium yellow square and one medium black square. Below the medium black square is the medium yellow square. The medium blue square is touching the bottom edge of this block. This shape is below the medium yellow square. It is below the medium black square.
Which object is above a medium blue square? the medium black square or the thing which is touching the bottom edge of a block?
the medium black square  the thing which is touching the bottom edge of a block  both of them none of them