We have three blocks. We call them A, B and C. A small yellow circle, a medium yellow triangle and one big blue circle are in block A. The big blue circle is touching the right edge of this block. Above and near to the big blue circle there is the small yellow circle. It is to the right of and above the medium yellow triangle. Above block A there is block B with a medium blue circle in it. Finally, we have block C to the left of block A. It has one big blue square and a medium black circle. There is also one big blue triangle touching the right edge of this block.. To the left of, touching, near to and below the big blue triangle is the medium black circle.
Which object is above a yellow circle? the medium blue circle or the big blue triangle?
the medium blue circle  the big blue triangle  both of them none of them