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