We have three blocks, A, B and C. Block A has one big blue triangle. There is also one medium black square in this block. The medium black square is to the left of and above the big blue triangle. Then, there is block B which has a big blue triangle and one medium black triangle. There is also a small blue square in this block. This object is above and far from the medium black triangle. Above the medium black triangle is the big blue triangle. Finally, we have block C above block A and block B is to the left of it. It has a small black circle.
What is to the left of the circle? a medium black triangle or a medium black square?
medium black triangle  medium black square  both of them none of them