There are three blocks. We call them A, B and C. Block A has one small blue circle. Then, there is block B with one big black circle in it. Block C is to the right of block A and below block B. It has a medium blue circle, a big yellow circle and one medium black circle. There is also a medium yellow circle in this block. This block also has a medium yellow square. Above and to the right of a medium blue triangle is the medium black circle. The medium blue circle is touching the right edge of this block. It is far from, to the right of and above the medium blue triangle.
What is below the big black circle? a blue triangle or a medium yellow circle?
blue triangle  medium yellow circle  both of them none of them