There are two blocks, A and B. Block A is to the right of B. Block A has a small black square. Block B contains one small blue triangle, a small blue square and one small black circle. To the left of the small black circle which is below a medium yellow square there is the small blue triangle. This shape is to the left of the small blue square. This shape is below and to the left of the medium yellow square.
What is to the left of the small black square? a small black circle or a medium shape?
small black circle  medium shape both of them none of them