There are two blocks, A and B. Block A is to the left of B. Block A has one big blue circle and one big black circle. Below the big black circle and a medium blue circle there is the big blue circle. Block B has one small yellow square, a small black triangle and one big yellow circle. Below, to the right of and near to the small black triangle there is the small yellow square.
What is below the big black circle? a black triangle or a big blue circle?
black triangle  big blue circle  both of them none of them