There are three blocks. Lets call them A, B and C. Block A is to the left of blocks B and C. Block A contains a small blue circle. Block B contains one small black square, one medium yellow triangle and one big black square. Below and to the left of the medium yellow triangle which is above the big black square is the small black square. The big black square is touching the bottom edge of this block. And block C has a big yellow circle, a big black triangle and one small black triangle. To the right of the small black triangle and the big black triangle there is the big yellow circle. The big black triangle is below the small black triangle. The small black triangle is touching the top edge of this block. There is also a small yellow circle touching the bottom edge of this block. The big black triangle is to the left of the small yellow circle.
Which object is below a thing that is touching the top edge of a block? the small yellow circle or the big black triangle?
the small yellow circle  the big black triangle  both of them none of them