There are three blocks, A, B and C. Block A has a medium blue square. To the right of block A we have block B. It contains a medium black square. To the right of block A there is block C. It contains a medium blue square and one medium yellow square. The medium yellow square is below a medium black square. The medium blue square is below the medium yellow square and the medium black square.
Which object is to the right of a medium blue square? the medium black square that is in block C or the medium black square that is in block B?
the medium black square  that is in block C the medium black square  that is in block B both of them none of them