We have three blocks. We call them A, B and C. Block B is to the left of and C is above A. Block A has a big yellow triangle. Block B contains one medium blue circle. Above the medium blue circle and a medium yellow triangle is a small blue triangle. The medium yellow triangle is touching the right edge of this block. And block C has a small black triangle, a medium black triangle and a big yellow circle. The medium black triangle is touching the right edge of this block. The big yellow circle is touching the bottom edge of this block. To the right of the big yellow circle is the small black triangle. This shape is above the medium black triangle. The medium black triangle is to the right of and above the big yellow circle.
Which object is above a big yellow triangle? the small blue triangle or the yellow object that is touching the bottom edge of a block?
the small blue triangle  the yellow object that is touching the bottom edge of a block  both of them none of them