We have three blocks. We call them A, B and C. Block A contains a medium blue circle. To the right of block A there is block B with a big black circle in it. To the left of block A there is block C. It has one big blue circle, a big black circle and a big blue triangle. The big black circle is touching the right edge of this block. A small blue triangle is above and to the right of a small black circle. The big blue circle is touching the right edge of this block. This shape is above the big blue triangle and the small black circle.
Which object is to the left of a big black circle? the small blue triangle or the medium shape?
the small blue triangle  the medium shape both of them none of them