There are three blocks. Lets call them A, B and C. Block C is below block B and to the right of block A. Block A contains one medium black triangle. Block B contains a small black circle, a small black square and one small yellow circle. The small black square is above the small yellow circle. The small black circle is to the left of and above the small yellow circle. Block C contains a small blue triangle. This block also has one medium blue circle. The small blue triangle is above and to the left of the medium blue circle.
What is above the medium blue circle? a square or a small blue triangle?
square  small blue triangle  both of them none of them