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