There are three blocks, A, B and C. Block A contains one big blue circle, a medium blue circle and a medium black triangle. The big blue circle is touching the bottom edge of this block. Above and near to the medium black triangle there is the medium blue circle. The medium black triangle is below and to the left of a big black circle. The big black circle is touching the right edge of this block. This block also has a medium blue triangle. The big blue circle is below the medium blue circle. To the right of block A there is block B with a small black circle in it. To the right of block A there is block C with a medium black square and a big black circle in it. The medium black square is touching the bottom edge of this block. It is near to, to the right of and below the big black circle.
Which object is to the left of a medium black shape? the medium black triangle or the big black circle that is touching the right edge of a block?
the medium black triangle  the big black circle  that is touching the right edge of  a block  both of them none of them