We have three blocks, A, B and C. One big blue triangle is in block A. This block also has one medium black square. It also contains one big blue square. To the right of a small blue triangle there is the big blue square. The big blue triangle is above, to the right of and near to the small blue triangle. The big blue square is near to, touching and below the big blue triangle. Then, we have block B with one medium yellow circle in it. Finally, to the left of block B we have block C. It is to the right of block A. It has a medium black circle and a big blue square. The medium black circle is near to, above and touching the big blue square.
Which object is to the left of a big blue square? the medium black square or the medium black circle?
the medium black square  the medium black circle  both of them none of them