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