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