There are three blocks. We call them A, B and C. Block A contains a small blue triangle. Block B is above block A. It has one big black circle and one medium yellow circle. A medium yellow triangle is also touching the right edge of this block. The big black circle is touching the bottom edge of this block. Above the big black circle and the medium yellow circle is the medium yellow triangle. The medium yellow circle is touching the bottom edge of this block. To the left of block A there is block C with one small blue triangle in it. This block also has a big blue circle. There is also one small black triangle in this block. The big blue circle is touching the bottom edge of this block.. To the left of and below the small blue triangle there is the small black triangle. This object is near to the big blue circle.
Which object is below a small blue triangle? the medium yellow circle which is touching the bottom edge of a block or the small black triangle?
the medium yellow circle  which is touching the bottom edge of a block  the small black triangle  both of them none of them