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