We have three blocks. Lets call them A, B and C. Block A has two medium blue squares. Below medium blue square number two and a medium black square there is medium blue square number one. The medium black square is below medium blue square number two. Block B is to the left of block A. It contains one medium blue square. Finally, there is block C. It is below block A. It has a medium black square.
Which object is below a medium black square? the medium blue square that is in block B or medium blue square number two?
the medium blue square  that is in block B medium blue square  number two both of them none of them