We have three blocks. Lets call them A, B and C. Block A contains one medium yellow triangle, one small blue square and a medium black triangle. Near to the small blue square which is to the right of and above the medium black triangle is the medium yellow triangle. Then, we have block B. It has a medium blue triangle and one medium black square. To the right of a big blue square and the medium black square is the medium blue triangle. The big blue square is to the right of and above the medium black square. Finally, above block A we have block C. It is above block B. It has one small black triangle and one medium black triangle. The small black triangle is near to the medium black triangle.
Which object is below a medium black triangle? the small black triangle or the medium black square?
the small black triangle  the medium black square  both of them none of them