There are three blocks, A, B and C. Block B is below blocks C and A. Block A has two big blue squares. It also contains a medium blue circle. A small blue triangle is to the right of big blue square number one. To the right of big blue square number one and big blue square number two there is the medium blue circle. Above big blue square number two there is big blue square number one. Big blue square number two is touching the bottom edge of this block. Block B has one big yellow circle, one medium yellow circle and one small yellow square. The medium yellow circle is to the left of a medium blue triangle which is below and to the right of a big blue circle. The medium blue triangle is touching the right edge of this block. The big yellow circle is to the left of the blue shape which is below the big blue circle. The small yellow square is touching the bottom edge of this block.. The big yellow circle is below the medium object which is to the left of the medium blue triangle. And block C has a small blue triangle.
What is above the medium blue triangle? a big blue square or a medium yellow circle?
big blue square  medium yellow circle  both of them none of them