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