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