There are three blocks. Lets call them A, B and C. Block A contains a medium blue square. The medium blue square is touching the bottom edge of this block. It is below a medium black square. Then, we have block B with one medium black square and a medium blue square in it. The medium black square is touching the bottom edge of this block. It is below the medium blue square. Block C is below block A and to the right of block B. It contains a medium blue square.
Which object is to the left of a medium blue square? the medium black square that is touching the bottom edge of a block or the medium black square which is in block A?
the medium black square  that is touching the bottom edge of a block  the medium black square  which is in block A both of them none of them