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