We have three blocks, A, B and C. Block A contains one medium yellow square. One medium blue square is also in this block. Below the medium blue square there is the medium yellow square. Then, we have block B. It has a medium black square. Finally, below block B we have block C which is to the right of block A. It contains one medium black square and a medium blue square. Below the medium blue square and a medium yellow square is the medium black square. The medium yellow square is below the medium blue square.
Which object is below a medium black square? the medium yellow square that is in block A or the medium yellow square that is in block C?
the medium yellow square  that is in block A the medium yellow square  that is in block C both of them none of them