There are three blocks. Lets call them A, B and C. Block A has one medium yellow square. Above block A is block B. It has one medium black square. The medium black square is below a medium yellow square. To the left of block A there is block C with a medium yellow square in it. Below the medium yellow square there is a medium blue square.
Which object is above a medium yellow square? the medium yellow square which is in block B or the medium yellow square that is in block C?
the medium yellow square  which is in block B the medium yellow square  that is in block C both of them none of them