We have two blocks, A and B. Block A contains one medium blue square. Block B is above block A. It has two medium blue squares. Medium blue square number one is below medium blue square number two and a medium yellow square. Medium blue square number two is below the medium yellow square. One medium black square is also touching the bottom edge of this block. The medium black square is below medium blue square number one and the medium yellow square.
Which object is above a medium blue square? the medium yellow square or the medium black square that is touching the bottom edge of a block?
the medium yellow square  the medium black square  that is touching the bottom edge of a block  both of them none of them