There are three blocks, A, B and C. A small blue circle is in block A. Below block A we have block B. It has one big black triangle. Finally, we have block C which is to the left of block A. It has one big black circle, one medium black circle and a small blue square. The big black circle is below the medium black circle and the small blue square. Near to the small blue square there is the medium black circle.
What is to the left of the small blue circle? a big black triangle or a medium black circle?
big black triangle  medium black circle  both of them none of them