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