We have three blocks. Lets call them A, B and C. Block C is above block A and below block B. Block A contains one big black square. The big black square is above, near to and to the left of a big yellow square. Block B has a small yellow triangle, a big yellow triangle and one big yellow circle. The small yellow triangle is to the right of a small black triangle, the big yellow triangle and the big yellow circle.. The big yellow triangle is below, to the right of and near to the small black triangle. Block C has one medium yellow triangle.
Which object is above a medium shape? the small black triangle or the big black square?
the small black triangle  the big black square  both of them none of them