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