We have three blocks, A, B and C. Block C is below A. Block A is above B. Block A has a big black square, a small yellow triangle and a big blue square. The big black square is to the left of the small yellow triangle and the big blue square. Block B has one big blue triangle. Block C has a big black square.
Which object is above a big black square? the small yellow triangle or the big blue triangle?
the small yellow triangle  the big blue triangle  both of them none of them