There are three blocks, A, B and C. There are a big blue triangle, a small black circle and one medium blue square in block A. Below the medium blue square there is the big blue triangle. A small black square is near to, above and to the right of the medium blue square. The big blue triangle is touching the right edge of this block. The small black circle is above and to the right of the small black square. To the right of block A there is block B with a big black triangle in it. Above block B there is block C with a small yellow square in it.
Which object is to the left of a big black triangle? the small black square or the small yellow square?
the small black square  the small yellow square  both of them none of them