We have two blocks. We call them A and B. There are one small yellow circle, one big black square and a medium yellow circle in block A. One big black triangle is also in this block. Below the big black triangle and the medium yellow circle is the small yellow circle. The big black square is touching the right edge of this block. It is above the big black triangle and the medium yellow circle. Block B is above block A. It has one big black circle.
Which object is below a big black circle? the black square which is touching the right edge of a block or the medium yellow circle?
the black square  which is touching the right edge of  a block  the medium yellow circle  both of them none of them