There are two blocks, A and B. Block A contains one medium blue square. Above block A we have block B with two medium yellow squares in it. Medium yellow square number one is below a medium black square. Medium yellow square number two is below the medium black square. This block also contains one medium blue square. The medium blue square is below the medium black square , medium yellow square number two and medium yellow square number one.
Which object is above a medium blue square? the medium black square or the blue object that is touching the bottom edge of a block?
the medium black square  the blue object that is touching the bottom edge of a block  both of them none of them