We have three blocks. We call them A, B and C. There are two big blue squares in block A. This block also has a medium black circle. This block also has a small blue circle. Big blue square number two is touching the bottom edge of this block. Near to, below and to the right of the small blue circle is the medium black circle. It is to the right of and above big blue square number two. Block B is above block A. It contains a small black circle. Finally, there is block C which is above block A. It contains one small yellow triangle.
What is below the small black circle? a medium black circle or a small blue circle?
medium black circle  small blue circle  both of them none of them