We have three blocks, A, B and C. Block C is above A and block B is to the left of C. Block A contains a medium yellow square. Block B contains a big blue circle, a big yellow square and a small yellow circle. The big blue circle is to the right of the big yellow square and the small yellow circle. Block C has one small yellow circle. To the right of the small yellow circle there is a big blue circle.
Which object is to the left of a small yellow circle? the big yellow square or the medium yellow square?
the big yellow square  the medium yellow square  both of them none of them