We have three blocks. We call them A, B and C. There is one big black circle in block A. Then, there is block B with one small blue triangle, one big yellow square and one small black triangle in it. Touching and below the small black triangle there is the big yellow square. The small black triangle is touching the right edge of this block. Near to the big shape which is touching the small black triangle is the small blue triangle. Finally, we have block C. It is below block B and to the right of block A. It contains one medium blue circle and a medium black triangle. There is also one small yellow triangle in this block. There is also a medium black square in this block. To the right of the medium blue circle there is the medium black square. To the left of, far from and below the medium black triangle is the medium blue circle.. The medium black triangle is touching the right edge of this block. This object is to the right of the small yellow triangle.
What is below the small blue triangle? a medium blue circle or a medium black square?
medium blue circle  medium black square  both of them none of them