We have three blocks, A, B and C. Block A contains a medium blue triangle. Above block A there is block B which contains one big blue square. To the right of block B there is block C which contains a big yellow square, a small black square and one big black square. Near to the big black square there is the big yellow square. The big black square is touching the right edge of this block. The big yellow square is near to and touching the small black square.
What is to the right of the big blue square? a big black square that is touching the right edge of a block or a medium blue triangle?
big black square  that is touching the right edge of  a block  medium blue triangle  both of them none of them