There are three blocks. We call them A, B and C. There is one medium yellow square in block A. Then, there is block B which has three medium black squares. A medium yellow square is also touching the bottom edge of this block. The medium yellow square is below medium black square number three , medium black square number two and medium black square number one. Medium black square number one is below medium black square number three and medium black square number two. Block C is below block B and to the right of block A. It contains one medium black square.
What is above the shape that is touching the bottom edge of a block? a medium black square number three or a medium black square number two?
medium black square  number three medium black square  number two both of them none of them