There are three blocks, A, B and C. There is one medium black triangle in block A. Then, there is block B. It contains a big blue circle and one small black square. Below the small black square there is the big blue circle. Finally, we have block C. It is below block B and to the left of block A. It has one medium blue circle, a medium blue triangle and a big yellow triangle. The medium blue circle is below the medium blue triangle and the big yellow triangle.
Which object is below a small thing? the medium blue circle or the medium blue triangle?
the medium blue circle  the medium blue triangle  both of them none of them