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