There are three blocks. Lets call them A, B and C. Block C is above and A is below B. Block A contains a big blue circle and a big black circle. It also has a small yellow triangle. It is to the left of and below the big black circle. The big blue circle is touching the bottom edge of this block. The big black circle is touching the right edge of this block. The big blue circle is touching, below and to the right of the small shape which is to the left of the big black circle. Block B contains one small black triangle, one big black square and a medium yellow square. The big black square is touching the bottom edge of this block. This shape is to the right of the medium yellow square. The small black triangle is touching the top edge of this block. It is to the left of the medium yellow square and the big black square. Block C has two medium blue circles. Medium blue circle number one is touching the bottom edge of this block. This object is below medium blue circle number two.
Which object is below a small black triangle? the big black square or the big blue circle?
the big black square  the big blue circle  both of them none of them