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