There are three blocks. We call them A, B and C. There is one big black circle in block A. A medium yellow triangle is also in this block. Above and to the right of the medium yellow triangle is the big black circle. Then, we have block B which has one small yellow square. Block C is to the right of block A and block B is to the left of it. It contains one small yellow triangle. It also has a small black square. The small black square is below the small yellow triangle.
What is below the small yellow triangle? a medium yellow object or a small black square?
medium yellow object small black square  both of them none of them