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