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