There are three blocks. Lets call them A, B and C. Block A has a small yellow square and a medium yellow circle. The small yellow square is touching the right edge of this block. It is to the right of the medium yellow circle. Then, there is block B which has one small yellow triangle and one small blue triangle. The small yellow triangle is above and to the left of a small black triangle. The small blue triangle is above and near to the small black triangle. Finally, we have block C. It is to the right of block A and above block B. It contains one small black circle, a small yellow triangle and one big blue square. The small black circle is to the right of the small yellow triangle which is above the big blue square. The big blue square is touching the bottom edge of this block. The small black circle is above the big blue square.
Which object is above a small yellow triangle? the medium yellow object or the small black triangle?
the medium yellow object the small black triangle  both of them none of them