We have three blocks, A, B and C. Blocks B and C are to the right of A. Block A has a small black square. A medium black triangle is below the small black square. Block B contains one medium black circle, one big yellow triangle and a medium blue square. Below, to the right of and near to the medium blue square is the medium black circle. The big yellow triangle is below and to the left of a big black square. The big black square is touching the right edge of this block. And block C contains a medium black triangle.
Which object is to the right of a medium square? the small black square or the medium circle?
the small black square  the medium circle  both of them none of them