We have three blocks, A, B and C. Block A has a medium yellow square. To the left of block A we have block B with a medium black square, a medium yellow square and a medium blue square in it. The medium black square is touching the bottom edge of this block. The medium yellow square is below the medium blue square. The medium black square is below the medium yellow square and the medium blue square. To the left of block A there is block C which has a medium yellow square.
Which object is to the left of a medium yellow square? the black object which is touching the bottom edge of a block or the medium blue square?
the black object which is touching the bottom edge of a block  the medium blue square  both of them none of them