We have three blocks, A, B and C. One medium blue square is in block A. Below a medium black square there is the medium blue square. Block B is above block A. It has a medium blue square. The medium blue square is below a medium black square. To the right of block A there is block C. It has a medium black square.
Which object is above a medium black 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