There are three blocks, A, B and C. Block A contains a big black triangle. One medium black square is also touching the right edge of this block. The big black triangle is to the left of the medium black square. Block B is to the right of block A. It contains one big blue triangle. To the right of a small black square is the big blue triangle. Below block B there is block C with a small blue circle in it.
What is to the left of the big blue triangle? a medium black square that is touching the right edge of a block or a small black square?
medium black square  that is touching the right edge of  a block  small black square  both of them none of them