There are three blocks. Lets call them A, B and C. Block B is above and C is below A. Block A contains one big yellow circle. Block B has two small blue triangles. One small blue square , a big black square and one medium blue triangle are also in this block. It also has one big blue square. It is below the big black square and the small blue square. Small blue triangle number one is touching the bottom edge of this block. Small blue triangle number two is touching the bottom edge of this block. To the right of the medium blue triangle there is small blue triangle number one. It is to the left of small blue triangle number two. And block C contains one big black circle.
Which object is below a yellow object? the medium blue triangle or the big black circle?
the medium blue triangle  the big black circle  both of them none of them