We have three blocks, A, B and C. One medium black square is in block A. Then, there is block B which contains one medium yellow square and a medium blue square. The medium yellow square is below the medium blue square. Finally, below block B we have block C which is above block A. It contains two medium yellow squares. Below medium yellow square number two is medium yellow square number one.
What is above the black object? a medium yellow square or a blue object?
medium yellow square  blue object both of them none of them