We have three blocks. We call them A, B and C. Block A contains a big black square, a small black square and one small blue triangle. There is also a big yellow triangle in this block. It is to the left of and above the small black square. The big black square is to the right of, above and near to the small blue triangle. Then, we have block B which has a big blue square. Finally, we have block C which is below block A. Block B is to the left of it. It has a medium blue square and a big black triangle. It also has a small black square. A big blue square is also in this block. Near to the big black triangle which is above the small black square is the big blue square. It is below the medium blue square which is above and to the left of the big black triangle. This object is to the left of the small black square.
Which object is below a big triangle? the medium blue square or the small black square that is touching the bottom edge of a block?
the medium blue square  the small black square  that is touching the bottom edge of a block  both of them none of them