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