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