There are three blocks. Lets call them A, B and C. Block A has two medium black squares. A medium yellow square is touching the bottom edge of this block. Medium black square number one is below medium black square number two. Below medium black square number one and medium black square number two there is the medium yellow square. Then, there is block B with one medium black square and a medium yellow square in it. The medium black square is below the medium yellow square. Finally, below block B we have block C. It is below block A. It has one medium black square.
Which object is above a medium black square? the object that is touching the bottom edge of a block or the medium yellow square that is in block B?
the object that is touching the bottom edge of a block  the medium yellow square  that is in block B both of them none of them