There are three blocks, A, B and C. Block A is above B and block B is to the right of C. Block A has one medium yellow square and a big yellow triangle. The medium yellow square is to the left of the big yellow triangle. Block B has one medium black square. This block also has one small black square. Below the small black square there is the medium black square. Block C has one big black triangle.
What is below the big yellow triangle? a medium black square or a small object?
medium black square  small object both of them none of them