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 below the big blue square? a medium blue triangle or a small black shape?
medium blue triangle  small black shape both of them none of them