There are three blocks. We call them A, B and C. Block A contains one medium blue circle. Then, there is block B. It contains a small black triangle. A big blue triangle is touching the right edge of this block. It is to the right of the small black triangle. Finally, we have block C. It is above block B. Block A is to the right of it. It contains one big blue triangle and one medium blue triangle. To the left of and above the medium blue triangle is a medium black square. The big blue triangle is touching the bottom edge of this block. It is below the medium blue triangle.
Which object is to the right of a big blue triangle? the medium blue circle or the small black triangle?
the medium blue circle  the small black triangle  both of them none of them