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