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