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