There are two blocks, A and B. There are a small yellow square and one medium yellow triangle in block A. One small blue triangle is also in this block. The small yellow square is above the small blue triangle and a small blue circle. The medium yellow triangle is to the right of the small blue circle and the small blue triangle. Block B is above block A. It has one medium black triangle. The medium black triangle is touching the bottom edge of this block. This block also has a small blue triangle. It is touching the right edge of this block. The medium black triangle is to the left of the small blue triangle.
Which object is below a black thing? the blue circle or the square?
the blue circle  the square  both of them none of them