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