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