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