We have three blocks. We call them A, B and C. Block A has one medium blue square and a medium black square. The medium blue square is touching the bottom edge of this block. It is below the medium black square. Then, we have block B with two medium yellow squares in it. Medium yellow square number one is touching the bottom edge of this block. It is below medium yellow square number two and a medium blue square. The medium blue square is below medium yellow square number two. Finally, we have block C. It is below block A and block B is below it. It has a medium black square.
Which object is below a medium black square? the medium blue square that is in block B or the medium blue square that is touching the bottom edge of a block?
the medium blue square  that is in block B the medium blue square  that is touching the bottom edge of a block  both of them none of them