There are two blocks, A and B. Block A is below B. Block A contains a medium blue triangle, one medium yellow square and a small blue square. A big black square is touching the bottom edge of this block. This block also has one small black triangle. The medium blue triangle is to the left of the medium yellow square. Below and to the left of the small black triangle there is the big black square. To the left of and above the big black square there is the medium blue triangle. Block B has one big black square.
Which object is to the left of a small black triangle? the big black square which is touching the bottom edge of a block or the big black square which is in block B?
the big black square  which is touching the bottom edge of a block  the big black square  which is in block B both of them none of them