There are three blocks. We call them A, B and C. Block C is to the left of block A and above block B. Block A contains one small blue square and one medium blue circle. The medium blue circle is touching the right edge of this block. The small blue square is to the left of the medium blue circle. Block B contains a medium blue circle. Block C has a small blue circle, one small black circle and a big blue square. The small black circle is touching the right edge of this block. It is below the big blue square. To the left of the small black circle there is the small blue circle. The big blue square is touching the right edge of this block. To the left of the big blue square is the small blue circle.
What is below the small blue circle? a medium blue circle or a small black circle which is touching the right edge of a block?
medium blue circle  small black circle  which is touching the right edge of  a block  both of them none of them