There are three blocks, A, B and C. Block B is above block C and to the right of block A. Block A contains one small blue triangle and a big black square. The small blue triangle is to the left of the big black square. Block B has one big black circle. And block C has two medium blue triangles and two other small blue triangles. To the right of and below small blue triangle number one is medium blue triangle number one. A medium yellow square is to the left of small blue triangle number one.. To the right of medium blue triangle number two and the medium yellow square there is medium blue triangle number one.
What is below the circle? a medium blue triangle or a big black square?
medium blue triangle  big black square  both of them none of them