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