There are three blocks, A, B and C. One big black square is in block A. Then, there is block B. It contains a big blue circle, one medium black circle and a big yellow circle. Above the big yellow circle and the medium black circle is the big blue circle. Block C is to the right of blocks B and A. It has one small yellow square.
What is to the left of the yellow square? a big yellow circle or a blue object?
big yellow circle  blue object both of them none of them