There are three blocks. We call them A, B and C. Block A contains one medium blue circle and a small black circle. Above and to the right of the small black circle is the medium blue circle. Then, we have block B with a small blue circle, a big black triangle and one small black circle in it. One big yellow triangle is also in this block. The small blue circle is touching the right edge of this block. The big black triangle is below the small black circle. Below the big yellow triangle and the small black circle there is the small blue circle. It is above and to the right of the big black triangle. Finally, to the right of block B we have block C which is below block A. It has one big blue triangle, a medium yellow triangle and one small blue triangle. The big blue triangle is touching the bottom edge of this block. To the left of the small blue triangle is the medium yellow triangle. To the right of, near to and below the medium yellow triangle is the big blue triangle.
Which object is below a small black circle? the medium blue circle or the small blue triangle?
the medium blue circle  the small blue triangle  both of them none of them