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