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