There are three blocks. Lets call them A, B and C. Block A has one medium yellow circle and a small blue square. The medium yellow circle is to the left of the small blue square. Then, there is block B. It has a big yellow square. Above blocks B and A there is block C. It has a big black triangle, a small yellow square and one small blue square. Below and to the right of the small blue square is the big black triangle. To the left of the small blue square there is the small yellow square.
Which object is above a medium thing? the big black triangle or the small yellow square?
the big black triangle  the small yellow square  both of them none of them