There are two blocks, A and B. Block A is to the left of B. Block A contains one small yellow circle, one medium blue square and one big black square. Above and to the right of a small blue circle is the medium blue square. The small blue circle is touching the bottom edge of this block. The small yellow circle is above and to the left of the small blue circle. It is below the big black square. Block B has one medium yellow square.
What is above the small blue circle? a medium blue square or a small yellow circle?
medium blue square  small yellow circle  both of them none of them