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