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