There are two blocks, A and B. Block A is above B. Block A has one small black square, one medium black square and one medium yellow square. There is also one big black square touching the bottom edge of this block. Below a small black circle, the medium yellow square and the small black square is the big black square.. To the left of and below the small black circle there is the medium black square. The small black circle is touching the right edge of this block. Block B contains one medium black triangle and one big yellow circle. The medium black triangle is touching the bottom edge of this block. It is below the big yellow circle.
Which object is above a medium black shape? the medium black square or the big black square which is touching the bottom edge of a block?
the medium black square  the big black square  which is touching the bottom edge of a block  both of them none of them