There are three blocks, A, B and C. There are a medium yellow square and a big black circle in block A. The medium yellow square is above and to the left of the big black circle. Above block A there is block B. It has a big black circle and a small black triangle. The big black circle is touching the right edge of this block. This object is to the right of the small black triangle. Finally, there is block C to the right of block A. It contains a big black triangle, one medium yellow circle and a big blue square. Above, near to and to the right of the big blue square there is the big black triangle.
Which object is to the right of a medium yellow square? the blue square or the small black triangle?
the blue square  the small black triangle  both of them none of them