We have three blocks, A, B and C. Block B is below blocks C and A. Block A contains one small blue triangle. Block B has one small yellow triangle, a big black square and a big black triangle. The small yellow triangle is touching the right edge of this block. The big black square is touching the bottom edge of this block. It is near to, to the left of and below the big black triangle. Near to the big black triangle is the small yellow triangle. It is to the right of the big shape which is near to the big black triangle. And block C has one medium blue circle and a big yellow square. The medium blue circle is near to, below and to the right of the big yellow square.
Which object is below a small blue triangle? the big black triangle or the big black square that is touching the bottom edge of a block?
the big black triangle  the big black square  that is touching the bottom edge of a block  both of them none of them