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