There are three blocks, A, B and C. Block C is below B and block B is to the left of A. Block A contains a small blue square. Block B contains one medium yellow circle, a big blue circle and a big yellow circle. The medium yellow circle is to the right of, far from and below the big blue circle. The big yellow circle is touching the right edge of this block. And block C contains a small blue circle.
Which object is above a small blue circle? the big blue circle or the small square?
the big blue circle  the small square  both of them none of them