There are three blocks, A, B and C. Block B is to the left of A. Block A is to the left of C. Block A has a big black circle. Block B has one big black triangle, a medium blue circle and one small blue triangle. To the left of the medium blue circle is the big black triangle. To the right of the small blue triangle is the medium blue circle. The big black triangle is to the right of the small blue triangle. And block C contains a big yellow square and a small blue triangle. The big yellow square is far from and above the small blue triangle. The small blue triangle is touching the right edge of this block.
Which object is to the left of a big black circle? the small blue triangle that is touching the right edge of a block or the medium thing?
the small blue triangle  that is touching the right edge of  a block  the medium thing both of them none of them