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