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