We have three blocks, A, B and C. Block A has one medium black triangle. Block B is above block A. It contains a small yellow square. Below block B there is block C with one big yellow circle, a small yellow triangle and one medium black circle in it. Above the medium black circle is the small yellow triangle. A medium black square is above the medium black circle. Below and to the right of the small shape which is above the medium black circle is the big yellow circle. The small yellow triangle is to the left of the medium black square. The medium black circle is touching the bottom edge of this block.
What is below the small yellow square? a small yellow triangle or a big yellow circle?
small yellow triangle  big yellow circle  both of them none of them