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