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