There are three blocks. We call them A, B and C. Block A contains one medium blue square. There is also a medium yellow square in this block. The medium blue square is touching the bottom edge of this block. It is below the medium yellow square. Above block A we have block B with one medium yellow square and one medium blue square in it. Below the medium blue square is the medium yellow square. To the right of block A there is block C. It has a medium black square.
Which object is below a medium blue square? the medium yellow square that is in block A or the medium yellow square which is in block B?
the medium yellow square  that is in block A the medium yellow square  which is in block B both of them none of them