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