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