We have two blocks, A and B. There are a medium black square and one medium blue square in block A. This block also has one medium yellow square. It is below the medium blue square. The medium black square is touching the bottom edge of this block. It is below the medium blue square and the medium yellow square. Below block A we have block B which contains one medium blue square and one medium yellow square. The medium blue square is touching the bottom edge of this block. It is below the medium yellow square.
Which object is above a medium blue square? the medium yellow square that is in block A or the medium yellow square that is in block B?
the medium yellow square  that is in block A the medium yellow square  that is in block B both of them none of them