We have three blocks. Lets call them A, B and C. A medium yellow square is in block A. One medium black square is also in this block. Below the medium yellow square is the medium black square. Below block A we have block B. It has one medium black square. Finally, there is block C above block A. It contains one medium yellow square. A medium black square is touching the bottom edge of this block. This object is below the medium yellow square.
Which object is above a medium black square? the medium yellow square that is in block C or the medium yellow square that is in block A?
the medium yellow square  that is in block C the medium yellow square  that is in block A both of them none of them