There are three blocks, A, B and C. Block C is above B and block A is above C. Block A contains one small black triangle and one small blue triangle. Touching and below the small blue triangle is the small black triangle. This block also has a medium black square.. To the left of the medium black square is the small black triangle. Block B has one small black square. One big black triangle is also touching the bottom edge of this block. Above the big black triangle is the small black square. Block C contains a big yellow triangle.
Which object is touching a blue thing? the shape that is touching the bottom edge of a block or the small black triangle?
the shape that is touching the bottom edge of a block  the small black triangle  both of them none of them