We have three blocks, A, B and C. Block C is to the right of A and block A is above B. Block A contains one big blue circle. Block B contains one small yellow square, a big blue square and one medium yellow circle. To the left of the medium yellow circle and the big blue square there is the small yellow square. And block C contains one small yellow square. The small yellow square is to the left of and above a small blue square.
What is below the big blue circle? a small blue square or a small yellow square?
small blue square  small yellow square  both of them none of them