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