We have three blocks, A, B and C. Block A has a small black square and one small blue triangle. Below the small blue triangle is the small black square. Then, we have block B which has one medium blue square. Finally, we have block C. It is above block B and to the right of block A. It contains one small yellow square and a big blue circle. A small black square is above the small yellow square and the big blue circle. The big blue circle is touching the bottom edge of this block. Above the big blue circle is the small yellow square.
What is above the big thing? a small black square or a small blue triangle?
small black square  small blue triangle  both of them none of them