There are three blocks, A, B and C. Block C is to the right of A. Block A is to the right of B. Block A contains a big yellow triangle. Below the big yellow triangle is a medium blue circle. The big yellow triangle is touching the right edge of this block. Block B contains one small blue triangle. This block also has one small black square. Above and to the right of the small black square is the small blue triangle. And block C contains one big black circle. A big yellow circle is to the left of and below the big black circle.
What is to the left of the big black circle? a big yellow triangle that is touching the right edge of a block or a big yellow circle?
big yellow triangle  that is touching the right edge of  a block  big yellow circle  both of them none of them