We have three blocks, A, B and C. Two medium black squares are in block A. Below medium black square number two and a medium blue square there is medium black square number one. It is touching the bottom edge of this block. The medium blue square is below medium black square number two. Then, we have block B with one medium black square in it. Finally, above block A we have block C. It is above block B. It has one medium black square.
Which object is below a medium black square? the black object which is touching the bottom edge of a block or the blue thing?
the black object which is touching the bottom edge of a block  the blue thing both of them none of them