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