There are three blocks, A, B and C. There is a big blue triangle in block A. A big blue circle is also touching the bottom edge of this block. Below the big blue triangle is the big blue circle. Block B is above block A. It has a small yellow triangle and one small yellow square. The small yellow triangle is to the left of the small yellow square. To the right of block B there is block C. It has one medium black triangle and one big yellow circle. Touching the big yellow circle is the medium black triangle.
Which object is above a big blue triangle? the small yellow triangle or the small yellow square?
the small yellow triangle  the small yellow square  both of them none of them