There are three blocks, A, B and C. Block A contains a medium black triangle. A medium blue circle is to the right of and below the medium black triangle. To the right of block A we have block B which has one big black circle. To the right of block A there is block C which contains one small yellow triangle, one big yellow square and a big yellow triangle. The small yellow triangle is above the big yellow triangle which is above a big black square.. To the right of, below and near to the big yellow triangle there is the big yellow square.
What is to the left of the big yellow square? a big black square or a big black circle?
big black square  big black circle  both of them none of them