We have three blocks. We call them A, B and C. There are a small blue square, one small black square and one big yellow triangle in block A. Above and near to the big yellow triangle is the small blue square. Below and near to the big yellow triangle is the small black square. Block B is to the left of block A. It contains a small blue circle. Below block B there is block C which contains one big black triangle and a big blue triangle. Above the big blue triangle is the big black triangle.
What is below the circle? a small black square or a big blue triangle?
small black square  big blue triangle  both of them none of them