We have three blocks. Lets call them A, B and C. Blocks C and A are to the left of B. Block A has a medium black triangle and a medium blue square. Near to the medium blue square is the medium black triangle. Block B has one medium black circle. A small black circle is touching the bottom edge of this block. The medium black circle is above the small black circle. Block C contains one small blue square. This block also has a medium blue triangle. It also has one small black square.. The medium blue triangle is touching the right edge of this block. The small blue square is near to, above and to the left of the small black square.
What is to the left of the medium black circle? a medium blue square or a small black square?
medium blue square  small black square  both of them none of them