We have three blocks, A, B and C. Block B is below C and block C is to the left of A. Block A contains a medium black square and one medium blue square. The medium black square is below the medium blue square. Block B has a medium blue square and a medium yellow square. Below the medium yellow square there is the medium blue square. Block C has a medium black square and a medium blue square. The medium black square is touching the bottom edge of this block. This object is below the medium blue square.
What is to the right of the thing that is touching the bottom edge of a block? a medium black square or a medium yellow square?
medium black square  medium yellow square  both of them none of them