We have three blocks, A, B and C. There is one medium yellow square in block A. Then, we have block B. It contains one medium black square. Below a medium blue square there is the medium black square. Finally, below block B we have block C. It is to the left of block A. It has a medium blue square and one medium black square. The medium blue square 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