There are three blocks, A, B and C. Block B is below block A and it is to the left of block C. Block A has one big black circle and one small yellow triangle. To the right of the small yellow triangle is the big black circle. Block B has a medium black triangle. And block C contains one medium yellow circle, one medium black square and one big black square. The medium yellow circle is to the right of the medium black square. Near to the big black square there is the medium black square. To the right of the big black square is the medium yellow circle.
What is above the medium black triangle? a medium yellow circle or a small shape?
medium yellow circle  small shape both of them none of them