There are three blocks, A, B and C. Block C is below blocks B and A. Block A contains a medium black circle, a small blue triangle and one medium yellow square. A big yellow square is also touching the right edge of this block. It is to the right of and above a small blue circle. This block also has a big black circle. Near to, to the left of and above the small blue circle there is the medium black circle. The small blue triangle is touching the bottom edge of this block. Block B contains a small blue square. The small blue square is below and to the right of a small yellow triangle. And block C contains a small blue triangle.
What is below the small yellow triangle? a small blue circle or a small blue triangle?
small blue circle  small blue triangle  both of them none of them