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