There are three blocks, A, B and C. Block C is to the left of blocks A and B. Block A contains a medium yellow circle and one small blue square. Below the small blue square is the medium yellow circle. Block B has one big black triangle. And block C has one medium yellow circle. Above, to the left of and touching a big blue circle is the medium yellow circle.
Which object is to the right of a medium yellow circle? the big black triangle or the small blue object?
the big black triangle  the small blue object both of them none of them