We have three blocks, A, B and C. Block A is above and C is below B. Block A has a big black triangle. Block B contains a medium black triangle. The medium black triangle is to the left of and below a small black square. Block C has a medium yellow square and one medium black triangle. The medium yellow square is below the medium black triangle. The medium black triangle is touching the right edge of this block.
Which object is below a black triangle? the triangle that is touching the right edge of a block or the yellow shape?
the triangle  that is touching the right edge of  a block  the yellow shape both of them none of them