There are two blocks, A and B. There is a medium black circle in block A. It also contains one medium blue triangle. The medium blue triangle is below and to the right of the medium black circle. To the left of block A there is block B which has one small black square, a small yellow triangle and a medium blue triangle. This block also has a medium blue square. The small black square is below the small yellow triangle and the medium blue square. It is to the right of and above the medium blue triangle.
What is to the right of the medium blue square? a small black square or a medium black circle?
small black square  medium black circle  both of them none of them