We have three blocks. We call them A, B and C. Block C is below block B and to the left of block A. Block A has a medium yellow square. A medium black square is also touching the bottom edge of this block. Below the medium yellow square is the medium black square. Block B contains a medium black square. And block C has two medium yellow squares. There is also one medium blue square in this block. It is below medium yellow square number two. Medium yellow square number one is touching the bottom edge of this block. It is below medium yellow square number two. This object is below the blue shape which is below medium yellow square number two.
Which object is to the left of a medium yellow square? the medium blue square or the medium black square which is touching the bottom edge of a block?
the medium blue square  the medium black square  which is touching the bottom edge of a block  both of them none of them