There are two blocks, A and B. There are two medium black squares in block A. A medium blue square is touching the bottom edge of this block. Medium black square number one is below medium black square number two. Below medium black square number two and medium black square number one is the medium blue square. Above block A is block B which has three medium black squares. Medium black square number one is touching the bottom edge of this block. Medium black square number two is below medium black square number three. Below medium black square number three and medium black square number two is medium black square number one.
Which object is below a medium black square? the medium black square that is touching the bottom edge of a block or medium black square number one?
the medium black square  that is touching the bottom edge of a block  medium black square  number one both of them none of them