There are three blocks. We call them A, B and C. Block B is below A and block C is below B. Block A contains one medium yellow circle. Block B contains one small yellow square and a medium black triangle. The small yellow square is to the left of, above and touching the medium black triangle. And block C has one small yellow circle, a small blue circle and a big yellow triangle. The small yellow circle is below and touching the big yellow triangle. To the right of the big yellow triangle is the small blue circle.
Which object is above a big thing? the medium yellow circle or the small blue circle?
the medium yellow circle  the small blue circle  both of them none of them