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