We have three blocks. Lets call them A, B and C. There are a medium black square and one medium yellow square in block A. The medium black square is below the medium yellow square. Block B is above block A. It contains one medium blue square. This block also contains a medium black square. The medium blue square is below the medium black square. Finally, we have block C which is to the right of block B. It has one medium black square.
Which object is below a medium square? the medium black square that is in block C or the medium black square which is in block B?
the medium black square  that is in block C the medium black square  which is in block B both of them none of them