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