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