There are three blocks, A, B and C. Block A contains one small black circle. Above block A there is block B which contains one medium black circle. To the left of block B there is block C with a small yellow triangle in it. One big blue square is also in this block. Above a medium black square there is the big blue square. Above the medium black square there is the small yellow triangle. The big blue square is near to the yellow object which is above the medium black square.
What is to the left of the medium black circle? a small yellow triangle or a small black circle?
small yellow triangle  small black circle  both of them none of them