We have three blocks. Lets call them A, B and C. Block B is above A and block C is to the right of B. Block A has a medium black circle. Block B has one big yellow triangle. Block C contains a medium black square, one big blue circle and one big black square. One big black circle is also in this block. This block also contains one small yellow square. The medium black square is touching the bottom edge of this block. The big blue circle is to the right of the big black circle. The big black square is to the right of the big black circle. It is below the small yellow square. The medium black square is below and to the left of the small yellow square.
What is to the right of the triangle? a medium black circle or a big black square?
medium black circle  big black square  both of them none of them