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