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