We have three blocks, A, B and C. A big blue square is in block A. Then, we have block B with one medium black triangle and a big blue triangle in it. The medium black triangle is touching the bottom edge of this block. This shape is below the big blue triangle. To the left of block B and below block A there is block C. It contains one medium blue square and one medium yellow circle. The medium blue square is touching the bottom edge of this block. The medium yellow circle is near to and above a small blue circle. The medium blue square is to the right of and below the small blue circle.
Which object is below a big blue square? the medium yellow thing or the big blue triangle?
the medium yellow thing the big blue triangle  both of them none of them