There are three blocks, A, B and C. A medium black square, one medium blue square and one medium yellow square are in block A. The medium black square is touching the bottom edge of this block. The medium blue square is below the medium yellow square. The medium black square is below the medium yellow square and the medium blue square. Block B is below block A. It contains one medium yellow square. Finally, there is block C which is to the left of block A. It contains a medium blue square.
Which object is to the right of a medium blue square? the medium yellow square which is in block A or the medium yellow square that is in block B?
the medium yellow square  which is in block A the medium yellow square  that is in block B both of them none of them