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