There are three blocks. Lets call them A, B and C. There is a medium yellow square in block A. This block also has a medium black square. The medium yellow square is below the medium black square. Then, there is block B which has two medium yellow squares. Medium yellow square number one is touching the bottom edge of this block. It is below medium yellow square number two. Block C is above block B and below block A. It contains one medium black square.
Which object is below a medium yellow square? the medium black square that is in block A or the medium black square which is in block C?
the medium black square  that is in block A the medium black square  which is in block C both of them none of them