There are three blocks. We call them A, B and C. A medium blue triangle is in block A. To the right of block A there is block B which has one big black square. To the left of block B there is block C which contains a big yellow triangle. It also has one big yellow circle and a small yellow circle. Above and to the right of the big yellow circle which is below the small yellow circle there is the big yellow triangle.
Which object is to the left of a big square? the small circle or the medium blue shape?
the small circle  the medium blue shape both of them none of them