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