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