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