There are three blocks. We call them A, B and C. There is one medium blue square in block A. Block B is to the left of block A. It contains one medium black square. To the right of block A there is block C with one medium blue square and one medium black square in it. A medium yellow square is below the medium black square. Below the medium object which is below the medium black square there is the medium blue square. It is touching the bottom edge of this block. It is below the medium black square.
Which object is to the right of a medium blue 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