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