There are three blocks. We call them A, B and C. Block B is above blocks A and C. Block A contains two medium black squares. This block also contains a medium blue square. Below medium black square number two and the medium blue square is medium black square number one. Below the medium blue square is medium black square number two. Block B has two medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. It is below medium yellow square number two , a medium blue square and a medium black square. Below medium yellow square number two is the medium black square. The medium blue square is below medium yellow square number two. And block C has a medium black square.
Which object is above a medium black square? medium yellow square number two or the shape that is touching the bottom edge of a block?
medium yellow square  number two the shape that is touching the bottom edge of a block  both of them none of them