We have three blocks, A, B and C. Block B is to the left of block C and to the right of block A. Block A contains one big blue square. Block B contains one small blue square. A small black triangle is touching the bottom edge of this block. It is to the right of the small blue square. And block C contains one medium black circle, a big yellow square and one big blue triangle. It also contains a medium black triangle. To the left of a small yellow triangle and the big blue triangle is the medium black circle. To the left of the big blue triangle is the big yellow square. This shape is below the small yellow triangle.
Which object is to the right of a small blue square? the medium black triangle or the big blue square?
the medium black triangle  the big blue square  both of them none of them