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