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