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 left of a medium blue shape? the small black triangle or the big blue triangle that is touching the right edge of a block?
the small black triangle  the big blue triangle  that is touching the right edge of  a block  both of them none of them