We have three blocks, A, B and C. Block A contains one medium black square. To the right of block A we have block B which has two medium black squares. Medium black square number one is below medium black square number two and a medium blue square. Below the medium blue square is medium black square number two. To the left of block A there is block C with one medium yellow square in it.
What is to the right of the yellow object? a medium black square or a medium blue square?
medium black square  medium blue square  both of them none of them